liposuctionPronunciation: /ˈlɪpə(ʊ)ˌsʌkʃ(ə)n, ˈlʌɪ-/Translate liposuction | into French | into German | into Italian Definition of liposuction noun [mass noun] a technique in cosmetic surgery for removing excess fat from under the skin by suction. liposuction in other Oxford dictionaries Definition of liposuction in the US English dictionary