clock out

Từ điển Oxford Advanced Learner 8th

ˌclock ˈout/ˈoff derived
(BrE) (NAmE ˌpunch ˈout)to record the time at which you leave work, especially by putting a card into a machine
•She clocks off at 5.15.
•It's time to clock off and go home.
Main entry: ↑clock_derived