(now offensive) A person who is unable to hear or speak.

undying or immortal / Of a work of art, literature, etc., guaranteed not to be lost or forgotten due to its importance or conspicuous excellence.

(intransitive, idiomatic) To stop suddenly.

Media formats which are no longer used because they have become outmoded.

(entertainment industry) An agreement made between a studio or network (or other similar entity) and a person, such as an actor, producer or writer, to hold the person to be exclusive to that entity for an agreed upon period of time, usually one year or "season", for an agreed-upon amount of money.

(idiomatic) The alienation of certain people from society to the point of being forgotten, excluded, or ignored in society.

plural of dead duck

simple past tense and past participle of leave for dead

(transitive) To abandon a person or other living creature that is injured or otherwise incapacitated, assuming that the death of the one abandoned will soon follow.

(construction) A sealed airspace in a cavity wall.