Related Clues:

• It's stuck in a corner
• Philatelist's purchase
• 'Jurassic Park' sound
• Put one's foot down
• Seal
• Kind of pad
• Postage ___
• Trample
• Walk heavily
• Official seal
• It may get a licking
• It's canceled when it's accepted
• Official imprint
• It may make an impression
• Word with food or rubber