Gusset

n.	1.	A small piece of cloth inserted in a garment, for the purpose of strengthening some part or giving it a tapering enlargement. Seam and gusset and band. - Hood.
	2.	(Armor) Anything resembling a gusset in a garment
	3.	(Her.) An abatement or mark of dishonor in a coat of arms, resembling a gusset.

Noun	1.	gusset - a piece of chain mail covering a place unprotected by armor plate Synonyms: voider
	2.	gusset - a metal plate used to strengthen a joist Synonyms: gusset plate
	3.	gusset - a piece of material inset to strengthen or enlarge a garment Synonyms: inset

body armor, body armour, cataphract, chain armor, chain armour, chain mail, coat of mail, mail, ring armor, ring armour, ring mail, suit of armor, suit of armour, voider