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The Collaborative International Dictionary of English v.0.48 (gcide)

Bolt \Bolt\, n. [AS. bolt; akin to Icel. bolti, Dan. bolt, D.
bout, OHG. bolz, G. bolz, bolzen; of uncertain origin.]
1. A shaft or missile intended to be shot from a crossbow or
catapult, esp. a short, stout, blunt-headed arrow; a
quarrel; an arrow, or that which resembles an arrow; a
dart.
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Look that the crossbowmen lack not bolts. --Sir W.
Scott.
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A fool's bolt is soon shot. --Shak.
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2. Lightning; a thunderbolt.
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3. A strong pin, of iron or other material, used to fasten or
hold something in place, often having a head at one end
and screw thread cut upon the other end.
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4. A sliding catch, or fastening, as for a door or gate; the
portion of a lock which is shot or withdrawn by the action
of the key.
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5. An iron to fasten the legs of a prisoner; a shackle; a
fetter. [Obs.]
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Away with him to prison!
lay bolts enough upon him. --Shak.
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6. A compact package or roll of cloth, as of canvas or silk,
often containing about forty yards.
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7. A bundle, as of oziers.
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{Bolt auger}, an auger of large size; an auger to make holes
for the bolts used by shipwrights.

{Bolt and nut}, a metallic pin with a head formed upon one
end, and a movable piece (the nut) screwed upon a thread
cut upon the other end. See B, C, and D, in illust. above.
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Note: See {Tap bolt}, {Screw bolt}, and {Stud bolt}.
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Bolt \Bolt\, v. t. [imp. & p. p. {Bolted}; p. pr. & vb. n.
{Bolting}.]
1. To shoot; to discharge or drive forth.
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2. To utter precipitately; to blurt or throw out.
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I hate when Vice can bolt her arguments. --Milton.
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3. To swallow without chewing; as, to bolt food; often used
with down.
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4. (U. S. Politics) To refuse to support, as a nomination
made by a party to which one has belonged or by a caucus
in which one has taken part.
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5. (Sporting) To cause to start or spring forth; to dislodge,
as conies, rabbits, etc.
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6. To fasten or secure with, or as with, a bolt or bolts, as
a door, a timber, fetters; to shackle; to restrain.
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Let tenfold iron bolt my door. --Langhorn.
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Which shackles accidents and bolts up change.
--Shak.
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Bolt \Bolt\, adv.
In the manner of a bolt; suddenly; straight; unbendingly.
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[He] came bolt up against the heavy dragoon.
--Thackeray.
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{Bolt upright}.
(a) Perfectly upright; perpendicular; straight up;
unbendingly erect. --Addison.
(b) On the back at full length. [Obs.] --Chaucer.
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Bolt \Bolt\, n. [From {Bolt}, v. i.]
1. A sudden spring or start; a sudden spring aside; as, the
horse made a bolt.
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2. A sudden flight, as to escape creditors.
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This gentleman was so hopelessly involved that he
contemplated a bolt to America -- or anywhere.
--Compton
Reade.
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3. (U. S. Politics) A refusal to support a nomination made by
the party with which one has been connected; a breaking
away from one's party.
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Bolt \Bolt\ (b[=o]lt; 110), v. i.
1. To start forth like a bolt or arrow; to spring abruptly;
to come or go suddenly; to dart; as, to bolt out of the
room.
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This Puck seems but a dreaming dolt, . . .
And oft out of a bush doth bolt. --Drayton.
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2. To strike or fall suddenly like a bolt.
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His cloudless thunder bolted on their heads.
--Milton.
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3. To spring suddenly aside, or out of the regular path; as,
the horse bolted.
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4. (U.S. Politics) To refuse to support a nomination made by
a party or a caucus with which one has been connected; to
break away from a party.
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Bolt \Bolt\, v. t. [imp. & p. p. {Bolted}; p. pr. & vb. n.
{Bolting}.] [OE. bolten, boulten, OF. buleter, F. bluter, fr.
Ll. buletare, buratare, cf. F. bure coarse woolen stuff; fr.
L. burrus red. See {Borrel}, and cf. {Bultel}.]
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1. To sift or separate the coarser from the finer particles
of, as bran from flour, by means of a bolter; to separate,
assort, refine, or purify by other means.
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He now had bolted all the flour. --Spenser.
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Ill schooled in bolted language. --Shak.
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2. To separate, as if by sifting or bolting; -- with out.
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Time and nature will bolt out the truth of things.
--L'Estrange.
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3. (Law) To discuss or argue privately, and for practice, as
cases at law. --Jacob.
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{To bolt to the bran}, to examine thoroughly, so as to
separate or discover everything important. --Chaucer.
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This bolts the matter fairly to the bran. --Harte.
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The report of the committee was examined and sifted
and bolted to the bran. --Burke.
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Bolt \Bolt\, n.
A sieve, esp. a long fine sieve used in milling for bolting
flour and meal; a bolter. --B. Jonson.
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