Cách sử dụng
"Sack off" is a colloquial expression that means to give up on, stop doing or end something. It is often used in informal conversations between friends, and can be used in many different contexts like work, school, or relationships. For example, a friend might say "I'm going to sack off studying and just watch TV tonight." or "I think I'll sack off this job and look for something better."