Meaning of act one's age, not one's shoe size | Babel Free
Definitions
Synonym of act one's age (“to behave in a mature manner; to avoid being childish”).
idiomatic, imperative, usually
Examples
“You should act your age, not your shoe size!”
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.