plunger

noun

plung·​er ˈplən-jər 

: one that plunges: such as

a

: diver

b

: a reckless gambler or speculator

c(1)

: a sliding reciprocating piece driven by or against fluid pressure

especially : piston

(2)

: a piece with a motion like that of a ram or piston

d

: a rubber suction cup on a handle used to free plumbing traps and waste outlets of obstructions

Examples of plunger in a Sentence

Recent Examples on the Web

French press coffee is made by allowing the coffee to steep in hot water before separating the grounds with a plunger. —Chelsea Rae Bourgeois, Rdn, Health, 12 Mar. 2025

Best of all, the pints, paddle, plunger, and drip tray are all dishwasher-safe for easy care. —Clara McMahon, People.com, 22 Feb. 2025

French Press: The French press is a pot with that steeps the coffee grounds before separating it with a plunger. —Katlyn Moncada, Better Homes & Gardens, 10 Jan. 2025

The Saturday fundraiser with raffle and tent party drew approximately 550 participants called plungers with a fundraising goal of more than $250,000 to assist families of patients experiencing cancer treatment. —Karie Angell Luc, Chicago Tribune, 3 Mar. 2025

Word History

First Known Use

1611, in the meaning defined above

Kids Definition

plunger

noun

plung·​er ˈplən-jər 

: one that plunges: as

a

: a device (as a piston in a pump) that acts with a plunging motion

b

: a rubber suction cup on a handle used to free plumbing traps and waste outlets of something blocking them