plunger

3 definitions • 1 example

a suction device consisting of a cup-shaped piece of rubber on the end of a stick, used to get rid of things that are blocking pipes

a part of a device that you push down into it:

He pressed down the plunger of his cafetière.

a device consisting of a cup-shaped piece of rubber on the end of a stick, used to remove substances blocking a pipe, esp. in a kitchen or bathroom