Attach with or as if with a pin
Else clues• Champion wrestler's forte
• Immobilizing
• Tailor's activity
• Wrestler's objective
• To hold fast or prevent from moving
• Immobilize a piece, in chess
• Attach or fasten with pins
• On college campuses it was once signaled by the giving of a fraternity pin
• A mutual promise of a couple not to date anyone else
• Pierce with a pin