Dictionary

A pronged connecting device which fits into a mating socket, especially an electrical one.

Example: I pushed the plug back into the electrical socket and the lamp began to glow again.

Any piece of wood, metal, or other substance used to stop or fill a hole.

Example: Pull the plug out of the tub so it can drain.

A flat oblong cake of pressed tobacco.

Example: He preferred a plug of tobacco to loose chaw.

A high, tapering silk hat.

To stop with a plug; to make tight by stopping a hole.

Example: He attempted to plug the leaks with some caulk.

To blatantly mention a particular product or service as if advertising it.

Example: The main guest on the show just kept plugging his latest movie: it got so tiresome.

To persist or continue with something.

Example: Keep plugging at the problem until you find a solution.

To shoot a bullet into something with a gun.