plug 
I.-,.;:, 
/</, ii plug, block, = Ir. pint; a plug, block, 
club: sec bliM-l, 1. 1 1. A piece of wood or other 
stop 
hnrfn 
the muzzle of his piece. The haft or plug was often 
_ of horn, more commonly of wood, and the steel was se- 
, usually in the form of a peg or " ured ^ to thls >'y h or iron mounting. 
eork, used to stop a hole in a vessel; a stop- Plugboard (plug'bord), w. A switchboard in 
plo: u bung or stopper of any kind. 2. A peg, wnl h the connections are made by means of 
wedge, or other appliance driven in, or used to DraHS or other conducting plugs, 
stop a hole or till a gap. (o) A piece of wood driven PlUg-COCk (plug'kok), . A cock in which a plug 
away Witt a transverse hole in it is fitted into a trans- 
verse hole in a hol- 
low barrel or cylin- 
der, the diameter of 
the plug being great- 
er than the interior 
diameter of the cylin- 
der, and therefore 
permitting liquid to 
flow through the lat- 
ter only when the 
pluin 
rlzontally into a wall, its end being then sawed 
flush with the wall, to afford a hold for nails. (6) In civil 
emjin., a heavy peg or stake driven In flush with the surface 
of the ground as a permanent reference-point, as distin- 
guished from Astolce, one projecting above the ground, (e) 
A piece of boxwood cut to cylindrical form, used by wood- 
engravers. If any part of an engraved block has been in- 
jured, a circular hole Is drilled through the block, large 
im nigh to remove the damaged part. A plug is then driven 
into the hole, and a new surface thus obtained which can 
be reengraved. 
This mode of repairing a block was practised by the 
Gtrmanwood engravorsof the time of Albert Durer. The 
plug which they Inserted was usually square, and not cir- 
cular as at present. Chatto, Wood Engraving, p. 368. 
(d) A wedge- pin forced between a rail and Its chair on a rail- 
way. () A spigot driven Into place, as in a barrel , In contra- 
distinction to one screwed in. (/) A wooden stopper fitted 
in the opening of the pump on a ship's deck during a storm, 
'c 
Plug -cock. 
, hotly or barrel ; f>. t.v 
transverse hole in 
the plug is so turned 
as to form a continu- 
ous passage with the hollow in the cylinder. 
The plugs are sometimes covered or packed with a yield- 
cocks re- 
wrench. 
to protect the water-tanks against lightning- a punio- '"R material, and are usually tapered, so that pressing them 
stopper. Into their scats keeps them tight 
3. A small piece of some substance, as metallic plug-finisher (plug'fin'ish-er), n. In dentistry, 
toil, used by a dentist to fill the cavity of a de- a fine file, of a great variety of shapes, used for 
cayed tooth. 4. A branch pipe from a water- finishing the surfaces of plugs or fillings, 
main, leading to a point where a hose can be Plugger (plug'er), . One who or that which 
conveniently attached, and closed by a cap or P lu g 8 > specifically, a dentists' instrument, of 
plug; a fire-plug. 5. In die-sinking, a cylindri- various forms, for driving and packing a filling 
cal piece of soft steel the end of which is fitted material into a hole in a carious tooth. See den- 
to a matrix. When matrix and plug are forced together ( al "< lmm <'r, under hammer*. E. H. Knight. 
under heavy pressure, the Intaglio design of the matrix is plugging-forceps (plug'ing-for'seps), n. Aden- 
impressed In relief upon the plug. The ping is then bar- lists' instrument or plugger used to compress 
denod, and becomes a punch, which can be used to make ft fin;,,,, ; JjS? v , f i-;"7/ 
impressions on die-faces, as for coining, etc. , ttU r 1 * ' tooth. S. 11. Antgltt. 
6. A flat oblong cake of pressed tobacco. Pffl "*Y JP ? nat ,'' ".' .,~ am ?,, as <*r<ney-;>of 
Tom brought out a corncob pipe for the preacher, and 
shaved him tobacco from a pluff. 
form of plow . 
. . oee iaeca orm o pow . 
Century, XXXVIII. 89. plug-nole (plug hoi), . A hole for a plug; a 
7. Aman'ssilkordresshat; a plug-hat. [Slang.] hole left by tlle romoval of a plug. 
8. A worn, damaged, unfashionable, or oth- t*t$n3F?* 1>ecn taken dow "' lea " B ""I****" 
erwise injured article, which, by reason of its , , '' 
defects, has become undesirable, unsalable, P lu g-JgKle (plug jog'l), . The name given 
or in a condition rendering it difficult to sell L, m< j?5!J n to a 8t , ono 8Uch as the cn ter-8toneu 
without a large reduction of its price, as a the Eddystone-liKhthouRe foundation, which 
shelf-worn book, or an old horse worn down w , ero J<W* > the surrounding stones, and 
by hard work. Also old phu/. [Colloq.] 9 A ll8O 8rcd to the corresponding stones above 
short, thick-set person. [Slang.] - 10. A work- ? ml b elow by a central plug of stone. 
man who has served no regular apprenticeship. PlK-machine (plug nia-shen'), n. A machine 
[Slang.] 11. A sort of fishing-boat. [Cape comblI K cutter and simper for making 
as p/ ff -rorf, ]?_ Cutting plug wo , U . en P 
Ann.] 12. Same as plug- 
in a chronographlc apparatus for registering velocities of 
. 
Mor the draught-holes of beer- 
primarycircuit.andatiUinnerendlsaBniallknifepivoted 
to the Iwdy of the plug In such manner that it slightly pro- 

projectilesfromoneposttionintheboreofaguntoanother, plug-rod (plug'rod), 11. 1. In a condensing 
?.!'?."'_* *"!-L-' Pj u ? s ,i I18 t r . ted '"to holes drilled_radially engine, a rod connected with the working-beam 
valves. Also called pint/, plug-tree. 2. The 
_ , _ ...., air-pump rod of a steam-engine. E. H. Knight. 
ecte into the tore of the gun, and so arranged that, when plug-SWltch (plug'swich), n. An arrangement 
S^tt1^tffto^^S^!XS^e^lbSS ," w f hich . el( '<- 1 tr i<; a l' > ''n'-tionbetweentwoc-on. 
circuit This induces a brief current in the secondary coll ductors is established by the insertion of a me- 
tallic plug. 
1. A cylindrical tap 
the dies of a screw-stock ; a inas- 
, A tap slightly tapered at the end 
to facilitate its entrance in tapping a hole. 
E. H. Knight. 
which has one of its terminals arranged at the edge of one tallic plug. 
of a series ^of rapidly, uniformly, and synchronously rotat- plug-tap (plug'tap), w. 
for cuttin 
ter-tap. 
, , - 
ing thin disks of equal diameter attached to a common 
shaft. The edges of the disks are coated with lampblack. 
A plug-lap has the full depth of screw-thread all along 
Its length. Camjtin, Hand-turning, p. 111. 
The induced current of the secondary coil produces a 
spark at the terminal, which burns off a small dot in the 
peripheral coating. A number of the cutting plugs are 
inserted at uniform Intervals In the gun. Each 18 serially 
related to one of the disks, in the order of succession from 
breech to muzzle of the gun ; and when the gun is fired 
It records the instant the shot passes it on the edge of its plug-tree (plug'tre), . Same as nluq-rod 1 
related disk, from the angular distance between these nluff-nclv (l)luc''uir'lil n A citv ruffian -nno 
records, the known diameter and rotating speed of the V , g Ugly (plug K ",>, A city r 
of a band of rowdies who indulged in wanton 
assaults upon persons and property in streets 
and public places: first used in Baltimore. 
rSlang.1 
>lug-yalve (plug'valv), n. A tapering valve fit- 
-Plug and feathers^ aliat iron wedge"(thepfMp) used in ting into a seat like a faucet. E. H. Knight. 
connection with two semi-cylindrical pieces of iron (the nlum 1 (plum), n. ("Formerly also, erroneouslv, 
A.tii.>..\ ..1.......1 :,. .. i,..i.. I. .. . i t.. ., , .1 .. ;.i , i.. :, .,.., r . , *+ . ".. . r . T ' 
ng speed _____ 
disks, the time occupied by the shot in moving from plug 
to plug is readily calculated ; and it is asserted that in- 
tervals of Unions small as one millionth of a second can be 
measured. The data thus obtained are of great value in 
feathenl placed in a hole bored In a rock, with their flat 
surfaces toward each other, between which the wedge is 
driven with a sledge-hammer, the object being to split the 
rock. See/eather, 2 (d\ Plug center-bit. See center-bit. 
plug (plug), r. t.; pret. and pp. plugged, ppr. 
phtggmp. [= MLG. pluggen = Sw. pligga = 
Dan. ;>/<VA'Ar, plug; from the noun.] 1. To stop 
with a plug; make tight by stopping a hole : as, 
to plug a decayed tooth ; to ping a wound with 
plumb (as in litub for Urn, numb for nvm, etc.) ; 
< ME. plumme, with vowel shortened, earlier 
lit 1 1 n HI,', < AS. plume, plyme = D. pruim = MLG. 
plume, LG. plumme = OHG. pfrutna, pflumo, 
MHG. pflitme, phlume, phriime, prvme, prune, 
Qr.pflaume = Icel. ploma = Sw. ptommon = Dan. 
Ilium me, plum, = F. prune (> E. prune) = Pr. 
pruna = Sp. dial, pruna = It. pruna, prugna, 
lint. 2. To hit with a ball or bullet: &s,topluga, t., a plum, < MXi. pruna, t., a plum, ],. priimoii 
buck with a rifle. [Slang, western U. 8.] 3. To (pi. pruna), neut., a plum, prunus, t., a plum- 
cut out a plug from: said of watermelons when tree, < Gr. irpoim>v, neut., npowos, t., earlier 
a tapering plug is cut out to see if the fruit is 
ripe, and then replaced. [Eastern U. 8.] 
plug-arbor (plug'ar'bor), n. A lathe attach- 
ment for mounting drill-chucks. E. U. Knight. 
plug-basin (plug'bft'sn). w. A standing wash- 
basin with a plug-hole at the bottom for empty- 
ing. K. II. Knitjht. 
plug-bayonet (plu^'ba'o-net), . A bayonet 
of the early type, which the soldier lixeil into 
287 
irpov/tvav, neut., a plum, n-potyivi?, f., a plum-tree. 
Cf . IT. pluma = Corn, pluman = Gael, plumbas, 
plumbais, plum (< E. f ). For the change of L. r 
to I and of n to m, cf. pilgrim, ult. < L. pcregri- 
nus. For the introduction of a Latin and Greek 
fruit-name into Tent., cf . /-r/il and pear 1 , also 
ijitinc, (fitincr.] 1. A fruit of any of the trees 
called plumx (see def s. 2 and 3); specifically, the 
fruit of a tree of the genus I' run -, ilistiuguighed 
from the peach and apricot by its smooth sur- 
face, smaller size, and unwriiikled istone, and 
from the cherry by the bloom on its surface 
and commonly larger size. Plums are of nie chief- 
ly as a dessert fruit (the green gage being esteemed the 
best of all varietleX and as * dried fruit In the form of 
prunes. (Sec prunil.) Locally a liquor Is manufactured 
from them, and sometimes an oil Is expressed from the 
kernels. 
2. One of several small trees of the genus 
Prunus, forming the section Prunus proper. 
The numerous varieties of the common garden-plum arc 
ofU-n classed u P. domeitica ; but all these, together with 
the hullacc-plum, known as f. inatilia (see titillate), are 
believed to be derived ultimately from /'. opinion (/'. com- 
munu), the blackthorn or sloe of Europe and temperate 
Asia, In it truly wild state a much branched shrub, the 
branches often ending in a stout thorn. Plum-wood Is 
useful In cabinet-work and turnery. The plum Is chiefly 
cultivated In France (In the valley of the LolrcX In r- 
many.and in Bosnia, Senria, and Croatia. In America the 
plum suffers greatly from the ravage* of the curcullo 
(See MMMMwMtt] The Japanese plum, /'. Japoniea 
though not insect-proof, Is a valued acquisition hi Cali- 
fornia and the southern United States. Kor native spe- 
cies, see beach-plum, cherry-plum, and mid plum, below. 
In Almaunt, In himself, In male, In peche, 
Vs grafted illumine. 
J'aUadiui, Husnondrie (E. E. T. S.), p. 216. 
The harvest white plum Is a base plum. 
Itaeim, Nat Hist., | WU. 
It Is as If the rose should pluck herself. 
Or the ripe jrfum flngcr It* misty bloom. 
Keati, Posthumous Sonnets, xlv. 
3. One of numerous trees of other genera bear- 
ing plum-like fruit. See phrases below. 4. A 
grape dried in the sun; a raisin. 
So when you've swallow'd the Potion, you sweeten your 
Mouth with a Plumb. Conyreee, Douhle-Dealer, ill. t. 
The dried grapes which the French term raisins nei-s. 
or raisins passes, we term simply raisins when used for 
eating uncooked, and plum* when they form an Ingredient 
In the famous English plum pudding. 
S. Dotrell, Tales In F.ngland, IV. 37. 
6. A good tiling; the best or choicest part; a 
sugar-plum: in allusion to the use of plums or 
raisins in cakes, plum-podding, etc. 
The reviewer who picks all the pltmuaut of a book is a 
person who is regarded with reasonable terror and resent- 
ment by both authors and publishers. 
The Academy, Nov. 2, 1889, p. 280. 
Often, Indeed, the foot-note contains the very irfwm of 
the page. The Writer, III. 120. 
6. The sum of 100,000 sterling; hence, any 
handsome sum or fortune generally; sometimes, 
also, a person possessing such a sum. [Colloq., 
Eng.] 
The Miser must make up his Plumb, 
And dares not touch the hoarded Sum. 
Prior, The Ladle, Moral. 
Several who were jilumt, or very near It, became men of 
moderate fortunes. Adduon, Vision of Justice. 
An honest gentleman who sat next to me, and was worth 
half a plumb, stared at him. Stefle, Taller, No. 244. 
My brother Heidelberg was a warm man, a very warm 
man, and died worth a plumb at least: a plumb' ay I 
warrant yon, he died worth a plumb and a half. 
Caiman, Clandestine Marriage, ill. 
Assyrian plum. See tebnten.- Australian plum, a 
date plum or persimmon, Viotjnfro* (Cartrillia) aunlralit 
the black plum of Illawarra. For other Australian plums, 
ee Quenutand plum and mid plum (f). Beach-plum 
I-runu* maritima, a straggling bush on the coast from 
Maine to Mexico, with a rather pleasant red or purple 
fruit, often preserved. -Black plum. See AtutraKan 
plum. Blood-plum, (o) See Ihemaliutaphit. (6) A re- 
cently introduced Japanese plum with red fleth. [U 8 1 
Canada plum. See vild plum (6), below.- Cherry- 
plum, a cherry-llke form of the common plum, the v;i- 
riety myrnbalana. Also called myr<ibalan plum.- Chick- 
asaw plum, Prumu angutl\foKa (P. Chicam), a species 
probably native in the southern Rocky Mountains, now 
naturalized widely eastward and northward. It bean a 
globose red or yellow fruit, thin-skinned and of pleasant 
flavor. It Is often cultivated, receiving special attention 
as leas subject than the common plum to the attacks of 
the curcullo. Cocoa-plum, Chrytnbalamu learn. See 
Chryfobalanu*. Damask plum. Sameasdanurmn<t. 
Damson plum. See danuon. Darling plum, the red 
Ironwood, Reynoria lat\falia, a small tree of the West In- 
dies and southern Florida. It bears an agreeable fruit, 
and its dark-brown wood Is very hard and strong.- Date 
plum. Seedn^-pJum, Vinepyrvt, and pernmmon. Down- 
ward plum, a small tree of the West Indies and Florida : 
same as ant't-vood. Also called tafrmi plum. East In- 
dian plum, t'laaiurtia Cataphracta and F. Kamontchi 
(Including P. tapida). The latter Is common, wild or cult!- 
vated, throughout India, and found also In the Malay archi- 
pelago and In Madagascar, thence called tfadagaicarplum. 
French plum, a very superior plum grown In the 
valley of the Loire, entering the market in the form of 
prunes. Gopher plum. Same H Ogtechtr lime (which 
see, under Km). Gray plum, in Sierra Leone, Parina- 
rium excdtum, a large tree with a fruit having a large 
stone and a thin, rather dry, and Insipid pulp. Also called 
rwt'jhikinned plum and liianea plum. Green-gage 
plum. See def. 1, and pages. Guiana plum, a small 
cuphorblaceoin tree, Drypetet rrocwi, of the West Indies 
and southern Florida. Also called vhitemiod.- Guinea 
plum. See gray plum. Imperatrlce plum, a va- 
riety of the common plum. Jamaica plum, Spondiat 
lutea, one of tin bog-plnma. Japan plum, Japanese 
Plum, (a) An ini|iiiipfr Maine for the fiMpiat. [Southern 
U. 8.] (o) Prvnut Japimica and other true plums of Jav 
