plural of plunger

A device that is used to remove blockages from the drain of a basin or tub, by suction. / The internal piece of a syringe that pushes out or pulls in any contents.

plural of coffee plunger

originally the rubber suction cup from a plumber's plunger, a mute for brass instruments, which can be held close to the bell to suppress the sound, or moved further away for a more open sound.

A cafetière; a French press.