Definitions
1.NounA piece of armour worn around the throat or neck; a gorget.
2.NounAn armor panel on a helmet which protects the neck.
3.NounA small, typically rectangular plate on the neck of a guitar (or bass, etc) through which screws are threaded to attach the neck to the body.
4.NounA plate, used in tracheostomy, which prevents the tube from descending into the trachea.