plunger pump

A pump having a solid piston 2. To take by open force; to pillage. B. In trans.: To pillage; to rob. plŭn'-děr, s. [PLUNDER, v.] 1. The act of plundering or pillaging; robbery. 2. That which is plundered or taken by open force from another body; spoil, pillage, prey. 3. That which is taken by theft or fraud. 4. (Reverting to the original meaning of the Ger. in the barrel, in contradistinction to a bucket pump which has a hollow piston (bucket) through which the water pa es during the down stroke, to be lifted when the bucket rises. plung-lng, pr. par. or a. [PLUNGE, v.] plunging-bath, s. A plunge-bath (q. v.). plunging-battery, s. IMG:content-1241.png:[blocks in formation] plŭn-der-ous, a. [Eng. plunder; -ous.] Plundering, pillaging. ( Carlyle.) plŭnge, *plonge, *plounge, *ploung-en, v . t. & i. [Fr. plonger , from a Low Lat. * plumbico (not found), from Lat. plumbum =lead; the meaning is thus to fall like lead; to fall plumb or plump.] A. Transitive: 1. To thrust or force into water or other fluid substance; to immerse. ( Spenser : F. Q., II. xii. 64.) 2. To thrust or force into any substance or body easily penetrable. 3. To force, to drive, to thrust. 4. To baptize by immersion. plunging-fire, s. Gunnery: Shot fired at an angle of depre ion below point-blank; a discharge of fire-arms poured down upon an enemy from some eminence above. *plŭng-, *plung-ie, adj . [PLUNGE, v.] Wet, rainy. "Weate plungie cloudes." - Chaucer: Boetius , bk. i. plŭn-kět, subst . [O. Fr. blanchet , from blanc = white; cf. plumket .] A kind of gray or grayish-blue color.