slavocrat

slav·oc·ra·cy

S0467500 (slā-vŏk′rə-sē)n. pl. slav·oc·ra·cies A ruling group of slaveholders or advocates of slavery, as in the southern United States before 1865.
slav′o·crat′ (slā′və-krăt′) n.slav′o·crat′ic adj.

slavocrat

(ˈsleɪvəˌkræt) n (Historical Terms) (in the US before the Civil War) a slaveholder, or an advocate of slavery