po-faced
adjective
ˈpō-ˌfāst 
British
: having an assumed solemn, serious, or earnest expression or manner : piously or hypocritically solemn
Synonyms
- earnest
- grave
- humorless
- no-nonsense
- sedate
- serious
- severe
- sober
- sobersided
- solemn
- staid
- uncomic
- unsmiling
- weighty
See all Synonyms & Antonyms 
Word History
Etymology
perhaps from po chamber pot, toilet, from French pot pot
First Known Use
1934, in the meaning defined above
po-faced
adjective
as in solemn
not joking or playful in mood or manner we rarely invite her to our parties because she's always so po-faced Synonyms & Similar Words
Relevance
- solemn
- serious
- humorless
- stern
- earnest
- unsmiling
- staid
- professional
- sedate
- sober
- no-nonsense
- harsh
- severe
- distinguished
- grave
- strict
- weighty
- sobersided
- grim
- uncomic
- businesslike
- dignified
- serious-minded
- gloomy
- elevated
Antonyms & Near Antonyms
- flippant
- humorous
- jocular
- playful
- joking
- facetious
- ludic
- funny
- comic
- ridiculous
- hysterical
- comical
- droll
- ludicrous
- hilarious
- risible
- kittenish
- laughable
- hysteric
- riotous
- farcical
- light
- uproarious
- flip
- jesting
- antic
- lighthearted
- frivolous
- puerile
- goofy
- screaming
- silly
- scatterbrained
- fatuous
- absurd
- harebrained
- foolish
- mad
- daft
- zany
- flighty
- witless
- sidesplitting
- loony
- preposterous
- nonsensical
- lunatic
- nutty
- insane
- daffy
- wacky
- kooky
- whacky
- light-headed
- brainless
- sappy
- asinine
- unwise
- featherbrained
- crazy
- cockeyed
- dotty
- cuckoo
- jerky
- balmy
- senseless
- screwball
- looney
- half-witted
- kookie
- weak-minded