Countable noun; also informal for a small person or child.
The recipe calls for a half-pint of cream.
La recette demande une demi-pinte de crème.
Synonyms
wee one
little one
small fry
small beer
Informal, typically attributive; used for a person or thing that is very small, weak, or insignificant.
It was a half-pint excuse for a plan.
C'était un prétexte minable pour un plan.