call it a day
(Informal)
Explanation: What is an idiom?Finishing something - usually referring to work.
Context:-Phew! Today was hectic!
-Oh, yes! I can't believe it's 5pm already! Would you like to go out for a few drinks to celebrate?
-Sorry, I'm going to have to call it a day, go home and fall asleep right away!
Notes:
Category: c, informal,time,work
