act one's age
The phrase "act one's age" is often used to encourage someone to behave in a way that matches their maturity level or life stage.
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Definition
B2General
(imperative, informal)To behave in a way that is suitable for one's age, showing appropriate maturity.
Example
- You need to act your age and stop making childish jokes.
- It's time to act your age and take some responsibility.
Similar
Terms that have similar or relatively close meanings to "act one's age":
act outage uphandle oneselfact upbe oneselfact a foolof agecome of age