look one's age

look one's age (third-person singular simple present looks one's age, present participle looking one's age, simple past and past participle looked one's age)

1. To look as old as one actually is.

• act one's age
• show one's age

• “look one's age”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “look your age” (US) in Macmillan English Dictionary.