n. 1. a. The upper or outer edge of an object, especially when curved or circular. See Synonyms at border. b. The upper edge of a steep slope; a cliff or brink: the rim of a canyon. 2. a. The circular outer part of a wheel, furthest from the axle. b. A circular metal structure around which a wheel tire is fitted. tr.v. rimmed, rim·ming, rims 1. To furnish with a rim. 2. Sports To roll around the rim of (a basket or golf cup, for example) without falling in. 3. Vulgar Slang To perform anilingus on. [Middle English, from Old English rima.] |
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