(US, law, transitive, intransitive) To invoke the Baker Act, i.e., the involuntary institutionalization and examination of an individual in the state of Florida, or (by extension) elsewhere in the United States.

(psychology) A behavioral approach to psychological study with a focus on studying and inferring from actions rather than by studying through reflection or introspection.

A performance typical of a circus, such as tightrope walking or fire eating. / Anything absurd or convoluted; a rigmarole.

Synonym of play possum

(law, usually "an") Alternative spelling of act of God

Alternative form of play the fool

(chiefly formal) Alternative letter-case form of act of parliament

(Ireland) Alternative form of act the jennet

The last part of a play, film, or narrative in which the strands of the plot are drawn together and matters are explained.

A statute imposing a tax to defray the expenses of government..