forget definition

1. dismiss from the mind; stop remembering
• examples: I tried to bury these unpleasant memories
2. be unable to remember
• examples: I'm drawing a blank
• examples: You are blocking the name of your first wife!
3. forget to do something
• examples: Don't forget to call the chairman of the board to the meeting!
4. leave behind unintentionally
• examples: I forgot my umbrella in the restaurant
• examples: I left my keys inside the car and locked the doors