- a small, triangular piece of material inserted into a shirt, shoe, etc., to improve the fit or for reinforcement.Compare , .
- Civil Engineering. a plate for uniting structural members at a joint, as in a steel frame or truss.
- Also called .an area of mail backed with cloth, for defending the armpits or areas at joints.
- a small piece of plate armor at the armhole of a cuirass; pallet.
- an inset piece of material used esp to strengthen or enlarge a garment
- a triangular metal plate for strengthening a corner joist between two structural members
- a piece of mail fitted between armour plates or into the leather or cloth underclothes worn with armour, to give added protection
- (tr) to put a gusset in (a garment)
early 14c., from Old French gosset “armpit; piece of armor for the armpit” (13c.), apparently from gousse “shell of a nut,” of unknown origin. Originally an armorer’s term; of clothing from 1560s.