Alternative spelling of countdown

To announce the passage of time to a precisely timed expected event. / To await a precisely timed expected event.

(intransitive) To descend, fall down, collapse. / (intransitive) To be demolished. / (intransitive) To decrease. / (intransitive) To reach a decision. / (intransitive) To be passed through time.

(American football) The fourth down in a series that has a maximum of four downs; often used to punt the ball downfield or attempt a field goal (If not punted or converted, the opposing team takes possession wherever the ball is).

(American football) The second down in a series that has a maximum of four downs.

(American football) The third down in a series that has a maximum of four downs; traditionally the last running/passing play before punting.

(intransitive) To fall to the ground. To collapse. / (nautical) To sail or drift toward the mouth of a river or other outlet. / (intransitive, figuratively) To fail.

present participle of lie down

(idiomatic) Decisively beaten; defeated; rendered irrelevant for the long term. / (figuratively) Unconscious or sound asleep.

Third-person singular simple present indicative form of lay down