Full of action; dramatic and exciting.

(euphemistic, of a military serviceperson) Killed during military combat. / (of military equipment, resources, etc.) Destroyed during military combat.

(military, Britain, Canada) The positions or activity assumed by the crew of a warship immediately in advance of combat or other hostile action; general quarters; also, the signal given to indicate such imminent action.

plural of action man

(group theory) A mapping of a mathematical group to the permutations of an object that is compatible with the group operation.

The hero of a work of fiction containing action, whose heroism typically includes participation in that action.

(slang) To succeed at seducing another person into sexual activity.

plural of action potential

plural of action item

(Canadian politics) Alternative spelling of Action democratique