wipe off

verb4

1. •
   To remove (something such as dirt) by wiping.
2. •
   To clean (something), removing any dirt from it, by wiping it.

   • The countertop is dirty. Please wipe it off.
3. •
   (slang) To remove semen off from the buttocks of a sexual partner after doing anal sex.
4. •
   (figurative) To destroy completely, leaving no trace.

   • Wipe that smile off your face!
   • Wipe his data off the computer.