Entry 3 senses · 2 variants Webster, 1913 Jemmy · Jem·my · IPA a. n. 01 a. Spruce. 1. Spruce.[Slang, Eng.] 02 n. A short crowbar. See Jimmy. 1. A short crowbar. See Jimmy.[Chiefly Brit.] See: Jimmy 2. A baked sheep's head.[Slang, Eng.]