(slang) An ugly person.

plural of plug-in

(computing) A feature allowing new hardware added to a computer to be automatically detected and configured.

A wall plug; a screw anchor.

(UK) A fixing that allows screws to be fitted into masonry walls, a dowel or screw anchor. / (US) An electric socket.

(dated) spark plug

A single-wire male component of a banana connector.

a bed of cells that form the normal corneal epithelium.

(transitive) To put a plug or bung into something; to interrupt the flow of. / (transitive) To reinforce something weak.

Alternative form of drainplug