Entry 4 senses · 3 variants Webster, 1913 Stench /stĕnch/ · IPA /stɛnt͡ʃ/ v. t. n. v. t. 01 v. t. To stanch. 1. To stanch.[Obs.] 02 n. A smell; an odor. 1. A smell; an odor.[Obs.] “Clouds of savory stench involve the sky.” — Dryden. 2. An ill smell; an offensive odor; a stink. Phrases & compounds Stench trap — a contrivance to prevent stench or foul air from rising from the openings of sewers, drains, etc. 03 v. t. To cause to emit a disagreeable odor; to cause to stink. 1. To cause to emit a disagreeable odor; to cause to stink.[Obs.]