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straight face

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noun
  1. a serious or impassive facial expression that conceals one's true feelings about something, especially a desire to laugh.
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Origin of straight face

First recorded in 1890–95
Related formsstraight-faced, adjectivestraight-fac·ed·ly [streyt-fey-sid-lee, -feyst-lee] /ˈstreɪtˈfeɪ sɪd li, -ˈfeɪst li/, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for straight face

deadpan

British Dictionary definitions for straight face

straight face

noun
  1. a serious facial expression, esp one that conceals the impulse to laugh
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Derived Formsstraight-faced, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Idioms and Phrases with straight face

straight face

see keep a straight face.

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The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.