fat-buttocked
• (a.) Having fat buttocks.
Having excessively fat buttocks. ... (05 Mar 2000) ... 
Ste`a·top'y·gous adjective Having fat buttocks. « Specimens of the steatopygous Abyssinian breed.» Burton. 
Type: Term Pronunciation: stē′ă-top′i-gŭs Definitions: 1. Having excessively fat buttocks.
steatopygian, steatopygic, steatopygous, steatopygy 1. Having a fat behind or backside. 2. A protuberance of the buttocks, due to an abnormal accumulation of fat in and behind the hips and thighs, found (more markedly in women than in men) as a racial characteristic of certain groups of people; especially, the Hottentots and Bushmen of South Africa...