Related Clues:

• Word with voice or express
• Something you get Saturday, but not Sunday
• Load to carry
• Armor
• Knightly wear
• Knights' garb
• 'You've Got --'
• Send, as a postcard
• It might be registered
• It may be express
• Groceries, perhaps
• Postmarked pieces
• Firewood amount, often
• Push the envelope?
• Post office delivery