Meanings
In reference to a person's shoe size (in the US or UK shoe size systems) usually being much lower than their age.
Synonym of act one's age (“to behave in a mature manner; to avoid being childish”).
Example: "You should act your age, not your shoe size!"
A-Z Proximities
acknowledge the cornacquired tasteacross the boardact of Congressact one's age act one's age, not one's shoe size
activist judgeactivist justiceact outact upAdam Tiler