Related Clues:

• Job for the board?
• Strike from a list, in a way
• Record over
• Not leave one's mark
• Cross off
• Use the unleaded part
• Demagnetize, maybe
• Rub out with rubber, e.g.
• Use the unsharpened end
• Record silence over
• Strike, as from a list
• Edit, in a way
• Clean the slate
• Press the backspace
• Clear the whiteboard