plural of circus act

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

Synonym of play possum

Third-person singular simple present indicative form of act possum

present participle of act possum

simple past tense and past participle of act possum

(Ireland) Alternative form of act the jennet

To behave in a manner appropriate to one's age. / (imperative, originally US) To behave in a mature manner; to avoid being childish.

(rugby) a player who temporarily takes the scrum-half's place while the latter is unavailable due to being involved in the breakdown, having an injury, or having been sin-binned.

(law) A doctrine in the law of wills under which a testator may effectively change the disposition of his property without changing the text of the will, so long as the acts or events changing the disposition have some significance other than avoiding the requirements of the will.