Plummet

Noun

 * 1)  A piece of lead attached to a line, used in sounding the depth of water.
 * I'll sink him deeper than e'er plummet sounded. -Shak.
 * 1)  A plumb bob or a plumb line.
 * 2)  Hence, any weight.
 * 3) * 1945, Ernie Pyle, Here is Your War: Story of G.I. Joe, The World Publishing Company (1945), page #93:
 * His parachute was shot half away, and if he'd jumped he would have fallen like a plummet.
 * 1)  A piece of lead formerly used by school children to rule paper for writing
 * 2) a plummet line, a line with a plummet; a sounding line.
 * 3) Violent or dramatic fall
 * 4)  decline; fall; drop

Verb

 * 1)  To drop swiftly, in a direct manner; to fall quickly.
 * After its ascent, the arrow plummeted to earth.

Synonyms

 * dive, drop, fall

Antonyms

 * ascend, rise, rocket, soar, skyrocket

Thesaurus
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

Etymology
From plommet:, recorded since 1382, from  plommet: or plomet:, the diminutive of plom:, plum:, from  plumbum:. The verb is first recorded in 1626, originally meaning "to fathom, take soundings", from the noun.

Noun

 * Dutch:

Verb

 * Dutch: omlaagschieten, tuimelen, kelderen
 * French:
 * Hungarian: zuhan


 * Icelandic: steypast, stingast
 * Italian:
 * Portuguese: ,