(zoology) Having a single horn.

simple past tense and past participle of unicorn

Having a single horn.

present participle of unicorn

Relating to or resembling a unicorn

Having or relating to a single cornea.

A mythical beast resembling a horse or deer with a single, straight, spiraled horn projecting from its forehead.

(sexual slang) To participate in a sexual threesome as a bisexual addition to an established heterosexual couple.

Having one horn.

plural of unicorn