simple past tense and past participle of deadline

A time limit in the form of a date on or before which something must be completed. / (archaic) A guideline marked on a plate for a printing press. / (archaic) A line that does not move.

(military) To render an item non-mission-capable; to ground an aircraft, etc.

plural of deadline

present participle of deadline

A person who works up until the deadline.

plural of deadliner

(Hong Kong, colloquial) A person who only begins work on a project, assignment, etc., right before the due date and time.

plural of deadline fighter