straight face

noun
1.
a serious or impassive facial expression that conceals one's true feelings about something, especially a desire to laugh.
Origin
1890-95
Related forms
straight-faced, adjective
straight-facedly
[streyt-fey-sid-lee, -feyst-lee] /ˈstreɪtˈfeɪ sɪd li, -ˈfeɪst li/ (Show IPA), adverb
British Dictionary definitions for straight face

straight face

noun
1.
a serious facial expression, esp one that conceals the impulse to laugh
Derived Forms
straight-faced, adjective
Slang definitions & phrases for straight face

straight face

noun phrase

A face revealing no ironic amusement or disbelief: He couldn't tell me that story with a straight face (1897+)


Idioms and Phrases with straight face

straight face

see: keep a straight face