Related Clues:

• Record over
• Not leave one's mark
• Use the unleaded part
• Demagnetize, maybe
• Rub out with rubber, e.g.
• Use the unsharpened end
• Clear of impurities
• Record silence over
• Edit, in a way
• Clean the slate
• Press the backspace
• Clear the whiteboard
• Clean out
• Make disappear
• Clear, as a blackboard