straight face

noun

: a face giving no evidence of emotion and especially of merriment

lied with a straight face

straight-faced

ˈstrāt-ˈfāst 

adjective

straight-facedly

ˈstrāt-ˈfā-səd-lē 

-ˈfāst-lē

adverb

Examples of straight face in a Sentence

She lied with a straight face.

The students quickly put on straight faces as the teacher walked into the room.

Recent Examples on the Web

The following slide featured the newborn’s parents cradling her in the hospital before a closeup shot captured Harper donning a straight face while wrapped up in a blanket. —Gabrielle Rockson, People.com, 23 Oct. 2024

For that matter, the series faces pretty much everything with an even keel and a straight face. —Angie Han, The Hollywood Reporter, 21 Sep. 2024

Hopkins then captured a ginger cat stretching on a bed and reaching their paw to the camera before a white cat was snapped donning a straight face. —Gabrielle Rockson, Peoplemag, 9 Aug. 2024

Jeremy flashed a big, fake smile that immediately switched back to a straight face. —Hannah Kirby, Journal Sentinel, 6 Aug. 2024

Word History

First Known Use

1837, in the meaning defined above

Kids Definition

straight face

noun

: a face giving no evidence of feeling and especially of amusement

straight-faced

ˈstrāt-ˈfāst

adjective