forget

verb6

1. •
   to lose the memory of something

   • I have forgotten most of the things I learned in school.
2. •
   To cease remembering.

   • Let's just forget I ever told you anything about it.
   • He forgot having already visited this city.
3. •
   To unintentionally not do, neglect.

   • I forgot to buy flowers for my wife at our 14th wedding anniversary.
4. •
   To not realize something (regardless of whether one has ever known it).

   • People forget how much work goes into what we do.
5. •
   To unintentionally leave something behind.

   • I forgot my car keys in the living room.
6. •
   (slang, euphemistic) Euphemism for fuck, screw (a mild oath).

   • Forget this, I'm done!