(idiomatic) One who is in serious danger or trouble. / (idiomatic) A project that is doomed to failure from the start.

(physiology) The portion of the respiratory tract that is ventilated but not perfused by pulmonary circulation.

(idiomatic) To refuse completely to do something, generally out of scorn.

Former glacier ice that is no longer connected to the active glacier, therefore not moving, and becoming covered with sediments.

present participle of dead stick

(simile) Entirely, unquestionably or certainly dead.

(colloquial) An empty beer bottle.

To lie very still, like a corpse. / To act as though defeated while awaiting a chance to attack.

(of a patient) Found to be dead upon arriving at hospital. / Found dead at a scene, upon the arrival of an emergency medical service (EMS) or the police. / (slang) Of a new item: received broken.

(sports) In a series of sporting fixtures, a match of which the result is irrelevant, the winner of the series having already been determined by earlier results.