about time

US /əˈbaʊt taɪm/
UK /əˈbaʊt taɪm/
"about time" picture
1.

used to say that something should have happened sooner or a long time ago

:
•
It's about time you cleaned your room!
•
The train is finally here. About time!
:
It's about timeabouttimetimestimingtimelyon time