something done or performed; a deed

the performance of some physical or mental process; action

the formally codified result of deliberation by a legislative body; a law, edict, decree, statute, etc

a formal written record of transactions, proceedings, etc, as of a society, committee, or legislative body

a major division of a dramatic work

an assumed attitude or pose, esp one intended to impress

an occurrence effected by the volition of a human agent, usually opposed at least as regards its explanation to one which is causally determined

to do something; carry out an action

to function in a specified way; operate; react

to perform (a part or role) in a play, etc

to present (a play, etc) on stage

to be a substitute (for); function in place (of)

to serve the function or purpose (of)

to conduct oneself or behave (as if one were)

to behave in an unnatural or affected way

to pose as; play the part of

to behave in a manner appropriate to (esp in the phrase act one's age)

to seem or pretend to be

Australian Capital Territory

(formerly in Britain) advance corporation tax

(in New Zealand) Association of Consumers and Taxpayers: a small political party of the right