Plunger
Full definition of plunger
Noun
plunger
(plural plungers)- A device that is used to remove blockages from a toilet or sink by suction.
- The internal piece of a syringe that pushes out or pulls in any contents.
- The sliding activator of an exploder, an electrical generator used to trigger electrical detonators such as blasting caps.
- The part of a cafetière that is pushed down to remove grounds from coffee.
- One who plunges; a diver.
- A device similar to a piston but without a mechanism; a long solid cylinder used, instead of a piston or bucket, as a forcer in pumps.
- The moving portion of solenoid.
- (pinball) The spring-loaded assembly that propels the ball onto the table.
- (dated, slang) A reckless gambler.
- (pottery) A boiler in which clay is beaten by a wheel to a creamy consistency.
- (firearms) The firing pin of a breechloader.
Synonyms
- (device) plumber's helper colloquial, plumber's friend colloquial