Main entry: blank out, block, draw a blank, forget
Definition: be unable to remember
Usage: I'm drawing a blank; You are blocking the name of your first wife!
Definition: dismiss from the mind; stop remembering
Usage: I tried to bury these unpleasant memories
Definition: leave behind unintentionally
Usage: I forgot my umbrella in the restaurant; I left my keys inside the car and locked the doors
Main entry: forget
Definition: forget to do something
Usage: Don't forget to call the chairman of the board to the meeting!