(informal) To persist or continue, as with an effort.

The part of an internal combustion engine which forms a high-voltage electric spark which ignites the fuel-air mixture to begin the power stroke.

(slang, vulgar) A sex toy designed for insertion into the anus and rectum. / (athletics) A rubber cap fitted to the end of the pole in pole vaulting.

present participle of pull the plug

(idiomatic, euphemistic) passive euthanasia

A plug of soft metal in an opening in a steam boiler, designed to melt when the temperature rises to a certain point, and thus allow the escape of steam.

plural of plug nickel

(chiefly US, colloquial) A nearly worthless amount.

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

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