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1. Dismiss from the mind; stop remembering
   "I tried to forget these unpleasant memories";
   - bury, disremember
    
2. Be unable to remember
   "You are forgetting the name of your first wife!";
   - block, blank out, draw a blank, disremember
    
3. Not remember to do something
   "Don't forget to call the chairman of the board to the meeting!"
    
4. Leave behind unintentionally
   "I forgot my umbrella in the restaurant";
   - leave

Derived forms: forgot, forgets, forgetting, forgotten

Type of: drop, leave out, lose, miss, neglect, omit, overleap, overlook, pretermit

Antonym: mind, remember

Encyclopedia: Forget Forget, Ontario Forget, Saskatchewan