The Collaborative International Dictionary of English v.0.48:

Omophagic \O"mo*phag"ic\, a. [Gr. 'wmofa`gos; 'wmo`s raw +
   fagei^n to eat.]
   Eating raw flesh; using uncooked meat as food; as, omophagic
   feasts, rites.
   [1913 Webster]