sinch
Sinch, n. Etym: [See Cinch.] Defn: A saddle girth made of leather, canvas, woven horsehair, or woven grass. [Western U.S.] Sinch, v. t. Defn: To gird with a sinch; to tighten the sinch or girth of (a saddle); as, to sinch up a sadle. [Western U.S.]