Lewis Short
(interjection) : euhoe (dissyl.; also, euoe; less correctly, ēvoe; cf. Lach. ad Lucr. 5, 743), , = εὐοῖ
* A shout of joy at the festivals of Bacchus: euhoe Bacche,Plaut. Men. 5, 2, 82; Ov. A. A. 1, 563; Cat. 64, 255; Verg. A. 7, 389; Hor. C. 2, 19, 5 and 7; cf.: euhan euhoe euhoe euhius,Enn. Tr. 150.
Charlton T. Lewis, Charles Short, A Latin Dictionary