- activity in process; operation.
- the principle or power of operation.
- form as determining essence.
- a state of realization, as opposed to potentiality.
verb (used without object)
verb (used with object)
- to demonstrate or illustrate by pantomime or by words and gestures: The party guests acted out stories for one another.
- Psychology. to give overt expression to (repressed emotions or impulses) without insightful understanding: The patients acted out early traumas by getting angry with the analyst.
- to fail to function properly; malfunction: The vacuum cleaner is acting up again.
- to behave willfully: The children always act up in school the day before a holiday.
- to become painful or troublesome, especially after a period of improvement or remission: My arthritis is acting up again this morning.
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Idioms for act
Origin of act
synonym study for act
OTHER WORDS FROM act
Words nearby act
British Dictionary definitions for act one's age (1 of 3)
British Dictionary definitions for act one's age (2 of 3)
n acronym for
British Dictionary definitions for act one's age (3 of 3)
- a short performance of skill, a comic sketch, dance, etc, esp one that is part of a programme of light entertainment
- those giving such a performance
Derived forms of actactable, adjectiveactability, noun
Word Origin for act
Idioms and Phrases with act one's age (1 of 2)
Behave more maturely. Although the phrase often is used in asking children to act in a more grown-up fashion (Only babies suck their thumbs; act your age), it also may refer to an adult who is, sometimes deliberately, acting much younger than might be considered appropriate (Grandpa, it's time you stopped climbing ladders and acted your age).
Idioms and Phrases with act one's age (2 of 2)
In addition to the idioms beginning with act
- act of faith
- act of God
- act on
- act one's age
- act out
- act up
- act upon
- catch in the act
- clean up (one's act)
- do a disappearing act
- get in the act
- get one's act together
- hard (tough) act to follow
- high-wire act
- in the act of
- put on an act