Related Clues:

• Canvas support
• Box without a prize
• Bride's following
• Means of transport
• Jib boom or gaff
• Sailboat feature
• Box with headgear
• Go a few rounds
• Mix it up, in a way
• Bride follower?
• Whip into shape
• Trade punches
• Traffic stopper, sometimes
• Prepare for Holyfield
• Practice hitting?