BEAST Meaning of BEAST in English ■ noun1》 an animal, especially a large or dangerous mammal. ↘a bovine farm animal. 2》 an inhumanly cruel or depraved person.OriginME: from OFr. beste , based on L. bestia . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004