Related Clues:

• Coat part
• Where to pin a pin
• Place for a pin
• Flap in the fashion industry
• Carnation holder
• Jacket part
• Where to put a pin on a jacket
• Place for a tiny flag
• It may be buttonholed
• Place for a boutonniere
• Coat feature
• Pin's place
• Tuxedo feature
• Boutonniere's place
• Part of a formal suit