Definition of: unicorn

(y′nə·kôrn) noun
1. A fabulous horselike animal with one horn.
2. A two–horned animal, identified with the urus, so called in the early English versions of the Bible to render the Latin and Greek mistranslations of the Hebrew re' ēm: translated as wild ox in the Revised Version. Deut. xxxiii 17. [<OF unicorne <L unicornis one–horned <unus one + cornu a horn]
UNICORN