act out

verb

acted out; acting out; acts out

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.
Friends Dog Grooming Car Toy Now for just $7, builders can act out a dog grooming scene with this Lego Friends kit. Mia Huelsbeck, People.com, 18 Jan. 2025 These men act out their crimes in reenactments, leading to what’s almost an exorcism for both the killer and the survivors. Brian Tallerico, Vulture, 8 Jan. 2025 Children who are anxious may act out, have temper tantrums, or change their sleeping patterns, appetites, behavior, or moods, says Dr. Kumar. Tamekia Reece, Parents, 8 Jan. 2025 In one strip, the kids act out the horrible roar of an atomic bomb, and Snoopy has frequent aerial battles with the Red Baron. Alice George, Smithsonian Magazine, 3 Jan. 2025 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

Dictionary Entries Near act out

Cite this Entry

“Act out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/act%20out. Accessed 22 Jan. 2025.

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)

More from Merriam-Webster on act out

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!