Definition of "screw off" in English

Verb

1. To remove the lid of a jar or other container by unscrewing it.

2. To fail to do one's work; to goof off.

   • When the boss wasn't around on the weekend they would sometimes screw off.

3. To leave; to bugger off.

   • I finished the work early so I screwed off.

Interjection

1. An expression of surprise or disbelief.

   • "We just won a new car!" "Screw off! You're joking, right?"