Webster's Revised Unabridged Dictionary · 1913

Trousers

Trousers , noun, plural

[Old French trousses breeches worn by pages, from trousse, trosse, a bundle, a truss. See Truss, and compare Trossers, Trouse.]

A garment worn by men and boys, extending from the waist to the knee or to the ankle, and covering each leg separately.