“Unicorn” describes a person who joins a couple as their third partner, for sex or even for something more committed.

What does the term Unicorn mean sexually?

If youve ever wanted to be the third person in a threesome, a.k.a. the unicorn, you need to read this. You get what were talking about: a threesome—specifically the bisexual (or just flexible) third person a couple adds to their relationship, also know as the unicorn, so called for its near-mythic rarity.

What does it mean if someone is a unicorn?

A Unicorn is a mythical creature, someone amazing who is hard to catch or simply a very rare find. The term is often describing someone who is remarkably attractive (above a 7.9), but not at all batshit crazy, amazing at sex, and has a great personality.