act out

verb

acted out; acting out; acts out
Synonyms of act outnext

transitive verb

1
a
: to represent in action
children act out what they read
b
: to translate into action
unwilling to act out their beliefs
2
: to express (something, such as an impulse or a fantasy) directly in overt behavior without modification to comply with social norms

intransitive verb

: to behave badly or in a socially unacceptable often self-defeating manner especially as a means of venting painful emotions (such as fear or frustration)

Examples of act out in a Sentence

because his parents spent so much time with his chronically ill sister, the boy resorted to acting out in order to get attention
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The statement accused Blake of acting out of retaliation for an incident that occurred earlier in the lacrosse season. Ryan Canfield Outkick, FOXNews.com, 12 June 2026 If sung through onstage, the singer would have to act out a complete narrative. Jason P. Frank, Vulture, 12 June 2026 Throughout, the show’s trademark surreality and sense of play allowed Sweeney to act out massive emotional swings and to edge into the absurd, as in a sequence where Cassie strides through Los Angeles, towering over buildings and dominating the men below. Daniel D'addario, Variety, 10 June 2026 Lawmakers must resist the temptation to act out of fear to block the growth of AI and its still largely unknown benefits. Jessica Melugin, Mercury News, 10 June 2026 See All Example Sentences for act out

Word History

First Known Use

circa 1616, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of act out was circa 1616

Browse Nearby Words

Cite this Entry

“Act out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/act%20out. Accessed 14 Jun. 2026.

Kids Definition

act out

verb
1
: to represent in action
children act out what they read
2
: to behave badly especially as a way of letting out painful emotions

Medical Definition

act out

transitive verb
: to express (as an impulse or a fantasy) directly in overt behavior without modification to comply with social norms
act out an adolescent fantasy

intransitive verb

: to behave badly or in a socially unacceptable often self-defeating manner especially as a means of venting painful emotions (as fear or frustration)

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