/ ˈgɑːmənt; NAmE ˈgɑːrm-/ noun
( formal ) a piece of clothing :
a strange shapeless garment that had once been a jacket
woollen / winter / outer garments
—see also undergarment ➡ note at clothes
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WORD ORIGIN
Middle English : from Old French garnement equipment, from garnir equip, probably of Germanic origin and related to warn .