under age

成語所屬單字age

under age — 慣用語

1. Not old enough legally to do something, such as drink alcohol or drive.

1.慣用語
釋義

未達法定年齡

Not old enough legally to do something, such as drink alcohol or drive.

例句

The club won't let anyone under age enter.

It's illegal to sell cigarettes to people who are under age.