Fluid, flōō′id, adj. that flows, as water: liquid or gaseous.—n. a substance in which the particles can move about with greater or less freedom from one part of the body to another.—adjs. Flu′idal; Fluid′ic; Fluid′iform.—vs.t. Fluid′ify, Flu′idise, to make fluid.—ns. Flu′idism; Fluid′ity, Flu′idness, a liquid or gaseous state.—adv. Flu′idly. [Fr.,—L. fluidus, fluid—fluĕre, to flow.]

Fluke, flōōk, n. a flounder: a parasitic trematoid worm which causes the liver-rot in sheep, so called because like a miniature flounder: a variety of kidney potato. [A.S. flóc, a plaice; cf. Ice. flóke.]

Fluke, flōōk, n. the part of an anchor which fastens in the ground.—adj. Fluk′y. [Prob. a transferred use of the foregoing.]

Fluke, flōōk, n. a successful shot made by chance, as at billiards: any unexpected advantage.

Flume, flōōm, n. an artificial channel for water to be applied to some industrial purpose: (U.S.) a narrow defile with upright walls, the bottom occupied by a torrent.—Be, or Go, up the flume, to come to grief, to be done for. [O. Fr. flum—L. flumen, a river—fluĕre, to flow.]

Flummery, flum′ėr-i, n. an acid jelly made from the husks of oats: the Scotch sowens: anything insipid: empty compliment. [W. llymrullymrig, harsh, raw—llym, sharp, severe.]

Flummox, flum′oks, v.t. (slang) to perplex: defeat.

Flump, flump, v.t. (coll.) to throw down violently.—v.i. to throw one's self down heavily.—n. the dull sound so produced. [Imit.]

Flung, flung, pa.t. and pa.p. of fling.

Flunkey, flung′ki, n. a livery servant: a footman: a mean, cringing fellow.—n. Flun′keydom.—adj. Flun′keyish.—n. Flun′keyism. [Perh. orig. flanker, one who runs along by the side of.]