Blot, blot, n. a piece liable to be taken at backgammon: a weak place in anything. [Ety. obscure; Dut. bloot, naked.]

Blotch, bloch, n. a dark spot on the skin: a pustule.—v.t. to mark or cover with blotches.—adjs. Blotched, Blotch′y. [Prob. formed on Blot.]

Blouse, blowz, n. a loose sack-like outer garment, somewhat like the English smock-frock. [Fr.]

Blow, blō, n. a stroke or knock: a sudden misfortune or calamity.—At a blow, by a single action, suddenly; To come to blows, To exchange blows, to come to hostilities; Without striking a blow, without a struggle. [A.S. bléowan is doubtful, cog. with Dut. blouwen, to dress (beat) flax, Ger. blāuen, to beat hard. The noun appears in the 15th century without evidence of parentage.]

Blow, blō, v.i. to bloom or blossom:—pr.p. blōw′ing; pa.p. blōwn. [A.S. blówan; Ger. blühen. See Bloom, Blossom.]

Blow, blō, v.i. to produce a current of air: to move, as air or the wind.—v.t. to drive air upon or into: to drive by a current of air, as 'to blow away, down,' &c.: to sound, as a wind-instrument: to breathe hard or with difficulty: to spout, as whales: (prov.) to boast: to spread by report: to fan or kindle:—pa.t. blew (blōō); pa.p. blown (blōn).—ns. Blow′-ball, the downy head of a dandelion in seed; Blow′er, a metal plate put upon the upper part of a fireplace, so as to increase the draught through the fire: a machine for driving a blast of air, as into a furnace; Blow′-fly, or Flesh-fly, an insect of the order Diptera, and of the large family Muscidæ, to which the common house-fly and blue-bottle belong.—p.adj. Blown, out of breath, tired: swelled: stale, worthless.—n. Blow′pipe, a pipe through which a current of air is blown on a flame, to increase its heat: a kind of weapon much used by some of the Indian tribes of South America both in hunting and war, consisting of a long straight tube in which a small poisoned arrow is placed, and forcibly expelled by the breath.—adj. Blow′y.—To blow hot and cold, to be favourable and unfavourable by turns, to be irresolute; To blow off (steam, &c.), to allow to escape, to escape forcibly; To blow one's own trumpet, to sound one's own praises; To blow over, to pass away, to subside, as a danger or a scandal; To blow up, to shatter or destroy by explosion: to scold; To blow upon, to take the bloom, freshness, or the interest off anything, to bring into discredit: to inform upon. [A.S. bláwan; Ger. blähen, blasen; L. flare.]

Blowze, blowz, n. a ruddy, fat-faced wench.—adjs. Blowzed, Blowz′y, fat and ruddy, or flushed with exercise, dishevelled, slatternly. [Perh. related to root of Blush; or of cant origin.]

Blubber, blub′ėr, n. the fat of whales and other sea animals.—v.i. to weep effusively.—p.adj. Blubb′ered, of a face swollen with weeping. [M. E. blober, bluber; most likely onomatopœic]

Blucher, blōōch′ėr, n. a strong leather half-boot or high shoe, named from Marshal Blücher, the Prussian general at Waterloo.

Bludgeon, blud′jun, n. a short stick with a heavy end to strike with. [First in 18th century; origin very obscure; from a cant word conn. with Blood.]