Related Clues:

• A driver may sit on it
• It could make a molehill out of a mountain
• "The Closer" airer
• Big bang cause?
• Blast cause
• Rubble creator
• Dynamite relative
• Beeper, of a sort
• French wind?
• Report letters?
• Boom producer
• Army Corps of Engrs. supply
• Leveling stuff
• Unicorn feature
• 'We Know Drama' cable channel