Stopper

Stopper may refer to:

Bung, a plug used to stop the opening of a container
- Laboratory rubber stopper, a specific type of bung
Plug (sanitation), used to stop a drainage outlet
Defender (association football), in soccer (association football)
Milkor 37/38mm and 40mm Stopper, a gun
Alternative name for a whitewater hole, in whitewater kayaking
A local train that calls at almost every station, including very small ones
Stopper, in the game of bridge
Stopper, in baseball, a key starting or relief pitcher
Slang for stopwatch, a handheld timepiece designed to measure the amount of time
Stopper knot, a type of a knot at the end of the rope
Stopper, a common name for some plant species in the genus Eugenia

See also