- present participle of act.
acting
Americanadjective
-
serving temporarily, especially as a substitute during another's absence; not permanent; temporary.
the acting mayor.
- Synonyms:
- interim, provisional
-
designed, adapted, or suitable for stage performance.
-
provided with detailed stage directions for the performer.
an acting version of a play.
noun
adjective
-
taking on duties temporarily, esp as a substitute for another
the acting president
-
operating or functioning
an acting order
-
intended for stage performance; provided with directions for actors
an acting version of ``Hedda Gabler''
noun
Other Word Forms
Etymology
Origin of acting
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
We asked him about this and he claimed he was acting in self-defence.
From BBC ● Aug. 17, 2026
“I’d never worked with Aaron before … but once we’re acting, it gets very intimate,” Chandler says.
From Los Angeles Times ● Aug. 17, 2026
Winn attached his proposed letter, to be signed by Todd Lyons, then the acting director of ICE.
From Salon ● Aug. 15, 2026
Obesity drugs are not acting simply on the gut or pancreas.
From Science Daily ● Aug. 15, 2026
“You’re acting like you’re five, not fourteen—about to be fifteen. Dad told you he was bringing her for dinner,” I point out.
From "Split the Sky" by Marie Arnold
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.