'action' definitions:

Definition of 'action'

(from WordNet)
noun
Something done (usually as opposed to something said); "there were stories of murders and other unnatural actions"
noun
The state of being active; "his sphere of activity"; "he is out of action" [syn: action, activity, activeness] [ant: inaction, inactiveness, inactivity]
noun
A military engagement; "he saw action in Korea" [syn: military action, action]
noun
A process existing in or produced by nature (rather than by the intent of human beings); "the action of natural forces"; "volcanic activity" [syn: natural process, natural action, action, activity]
noun
The series of events that form a plot; "his novels always have a lot of action"
noun
The trait of being active and energetic and forceful; "a man of action"
noun
The operating part that transmits power to a mechanism; "the piano had a very stiff action" [syn: action, action mechanism]
noun
A judicial proceeding brought by one party against another; one party prosecutes another for a wrong done or for protection of a right or for prevention of a wrong [syn: legal action, action, action at law]
noun
An act by a government body or supranational organization; "recent federal action undermined the segregationist position"; "the United Nations must have the power to propose and organize action without being hobbled by irrelevant issues"; "the Union action of emancipating Southern slaves"
noun
The most important or interesting work or activity in a specific area or field; "the action is no longer in technology stocks but in municipal bonds"; "gawkers always try to get as close to the action as possible"
verb
Institute legal proceedings against; file a suit against; "He was warned that the district attorney would process him"; "She actioned the company for discrimination" [syn: action, sue, litigate, process]
verb
Put in effect; "carry out a task"; "execute the decision of the people"; "He actioned the operation" [syn: carry through, accomplish, execute, carry out, action, fulfill, fulfil]

Synonyms of 'action'

From: Moby Thesaurus