The definition of a plummet is something that weighs something else down.(noun)
An example of plummet is a weight tied to a piece of material.
Plummet is defined as to fall down quickly and suddenly.(verb)
An example of plummet is for a model airplane to quickly plunge from the sky.
See plummet in Webster's New World College Dictionary
Origin: ME plomet < MFr plommet, dim. of plomb: see plumb
See plummet in American Heritage Dictionary 4
Origin: Middle English plomet
Origin: , from Old French, ball of lead
Origin: , diminutive of plom, plomb, sounding lead
Origin: , from Latin plumbum.
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