Plummet1. (n.) A piece of lead attached to a line, used in sounding the depth of water.
2. (n.) A plumb bob or a plumb line. See under Plumb.
3. (n.) Hence, any weight.
4. (n.) A piece of lead formerly used by school children to rule paper for writing.
Thesaurus Entries
T square, abate, ablate, bate, be eaten away, beat down, bob, break, cascade, cataract, cheapen, cheapening, collapse, come down, consume, consume away, corrode, crash, crumble, cut, cut prices, decline, decrease, deflate, deflation, deliquesce, depreciate, depreciation, descend, devaluate, devaluation, die away, diminish, dip, dip down, dive, down, drop, drop down, drop off, dump, dwindle, ebb, erode, fall, fall away, fall down, fall in price, fall off, give way, go down, go downhill, gravitate, jew down, languish, lead, lessen, let up, lose altitude, lower, lowering, mark down, markdown, melt away, nose dive, nose-dive, parachute, pare, pitch, plop, plumb, plumb bob, plumb line, plumb rule, plummeting, plump, plunge, plunk, pounce, pounce on, pounce upon, pour down, precipitate, price cut, price fall, price reduction, rain, reduce, reduction, run low, sag, sandbag, set square, shave, shrink, sink, sinker, skid, skin-dive, sky-dive, slash, slump, soar, sound, square, stoop, subside, swoop, swoop down, tail off, take a header, trend downward, trim, try square, tumble, wane, waste, waste away, wear, wear away, weight