PLUNGER
- one that plunges (to throw or thrust suddenly or forcibly into something) [n PLUNGERS]
- one that plunges (to thrust into the midst of) [n -S]
- A device consisting of a rubber cup on a long handle, used to clear blocked pipes by means of water pressure
- A part of a device or mechanism that works with a plunging or thrusting movement
- A person who gambles or spends money recklessly