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.
Prosecutors claimed Davis acted out of revenge for Shakur and his crew previously beating on Orlando Anderson, Davis’ nephew. — Dominic Patten, Deadline, 13 Oct. 2026 Men brought in from outside are coached to act out romances with her again and again, performing love, regret and guilt while their tears are gathered. — Naman Ramachandran, Variety, 9 Oct. 2026 If Graham fails in her bid, she can be forgiven for acting out of loyalty and love for her brother. — Kathleen Parker, Washington Post, 8 Oct. 2026 The diagnosis came after the actor learned that his own behavior of acting out dreams could be an early Parkinson's symptom. — Melissa Rudy, FOXNews.com, 6 Oct. 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 Oct. 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

: 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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