trouser

Noun trouser has 2 senses

• trouser(n = noun.artifact) pant - (usually in the plural) a garment extending from the waist to the knee or ankle, covering each leg separately; "he had a sharp crease in his trousers"
has particulars: bell-bottoms, bellbottom pants, bellbottom trousers, breeches, knee breeches, knee pants, knickerbockers, knickers, chino, churidars, cords, corduroys, flannel, gabardine, tweed, white, blue jean, denim, jean, jodhpur breeches, jodhpurs, riding breeches, long pants, long trousers, pajama, pyjama, pantaloon, pedal pusher, toreador pants, salwar, shalwar, short pants, shorts, trunks, slacks, stretch pants, sweat pants, sweatpants, trews
is a kind of garment
has parts: hip pocket, lap, lap covering, leg, pant leg, trouser leg, seat, slide fastener, zip, zip fastener, zipper, trouser, trouser cuff

• trouser(n = noun.artifact) - a garment (or part of a garment) designed for or relating to trousers; "in his trouser's pocket"; "he ripped his left trouser on the fence"
is a kind of garment
is a part of pant, trouser