plural of plug-in

plural of spark plug

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

plural of wall plug

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.

plural of rawl plug

(dated) spark plug

A single-wire male component of a banana connector.

plural of banana plug