- Also called plumb bob. a piece of lead or some other weight attached to a line, used for determining perpendicularity, for sounding, etc.; the bob of a plumb line.
- something that weighs down or depresses.
- to plunge.
Origin of plummet
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for plummeting
Ratings for talent competitions like Idol, once viewership juggernauts, are plummeting.Nigel Lythgoe on How to Save Reality TV, ‘On the Town,’ and ‘Brokeback Ballroom’
October 22, 2014
Oh, and car sales, far from plummeting, have soared to levels not seen since 2007.The Chicken Littles Are Wrong: Environmental Regulations Always Spur Innovation
June 9, 2014
And then they deploy, plummeting to earth to kill a bunch of people who may or may not deserve it.Hollywood’s War on Drones
May 23, 2014
As a result, the deficit has been plummeting rapidly—in real terms, and as a percentage of gross domestic product.The Deficit Excuse Is Fading Fast
January 10, 2014
A woman who lives on the 29th floor also would report seeing a plummeting body.Dmitriy Kanarikov Kills Himself, Son in Fall From New York City Tower
December 23, 2013
Keeping his eyes glued on the plummeting altimeter, he got his left foot up and kicked out the side window.Beyond The Thunder
H. B. Hickey
Stan opened up and saw an aileron flutter away from the plummeting fighter.
The gunners on board the battleship were taking notice and frantically trying to swing guns to bear upon the plummeting Hawk.
Stan sucked in a deep breath and looked down at the plummeting Heinkel.
She felt like a bird in flight suddenly struck by an arrow and plummeting to earth.The Saracen: The Holy War
- (intr) to drop down; plunge
- another word for plumb bob
- a lead plumb used by anglers to determine the depth of water
Word Origin and History for plummeting
late 14c., "ball of lead, plumb of a bob-line," from Old French plomet "graphite, lead; plummet, sounding lead," diminutive of plom "sounding lead" (see plumb (n.)).
1620s, "to fathom, take soundings," from plummet (n.). Meaning "to fall rapidly" first recorded 1933, perhaps originally among aviators. Related: Plummeted; plummeting.