Entry 1 sense Webster, 1913 cellulite /(sĕl"ŭ*līt` [or] sĕl"ŭ*lēt`)/ · cel·lu·lite · IPA /ˈsɛl.jə.laɪt/ 01 n. small lumpy deposits of body fat esp. on women's thighs and buttocks. Not used as a technical term. 1. small lumpy deposits of body fat esp. on women's thighs and buttocks. Not used as a technical term.