gambeson
noun
gam·be·son
ˈgambəsən,
-bəzən
plural -s
: a medieval garment of stuffed and quilted cloth or leather originally worn under the hauberk as a pad but later used alone as a defensive garment
Word History
Etymology
Middle English gambesoun, from Middle French gambeson, gambeison, from Old French, augmentative of gambais, of Germanic origin; akin to Old High German wamba belly