Demanding or signifying the start of something, usually a performance.

(Manglish) arrogant

(transitive, management) To act on a request etc, in order to put it into effect. / (transitive, chiefly archaic) To initiate a legal action against someone.

That can be acted on; that can be used as the basis for taking action. / (law) Affording grounds for legal action.

In operation. / In combat.

(informal) An action movie.

present participle of action

simple past tense and past participle of action

(possessional) Having a specified kind of action. / (of a task or assignment) Having been subject to intent progress.

Of, pertaining to, or depicting action, especially physical action. / (grammar, of a verb) Depicting an action having an agent and a patient.