plunger

One who plunges or dives.

A device consisting of a rubber suction cup attached to the end of a stick, used to unclog drains and pipes.

A part of a machine, tool, or device that operates wtih a thrusting or plunging movement, such as a piston.

One who or that which plunges.

A cavalryman; in the plural, cavalry.

A reckless better; a dashing or venturesome gambler or speculator.

A part of a machine or piece of mechanism that plunges. , , ,

In pottery, a vessel in which clay is beaten by a wheel to the required consistency.

One who, or that which, plunges; a diver.

A long solid cylinder, used, instead of a piston or bucket, as a forcer in pumps.