Epimachus \E*pim"a*chus\ ([-e]*p[i^]m"[.a]*k[u^]s), prop. n. [NL., fr. Gr. 'epi`machos equipped for battle; 'epi` for + ma`chh battle.] (Zo["o]l.) A genus of highly ornate and brilliantly colored birds of Australia, allied to the birds of Paradise. [1913 Webster]