: a mythical, usually white animal generally depicted with the body and head of a horse with long flowing mane and tail and a single often spiraled horn in the middle of the forehead
: an animal mentioned in the Bible that is usually considered an aurochs, a one-horned rhinoceros, or an antelope
: something unusual, rare, or unique
- There's the elusive unicorn: headphones that do everything well and work in any situation.
- —Damon Darlin
- In Washington, D.C., truth is now a veritable unicorn.
- —Marilyn M. Singleton
- … he's like baseball's version of a unicorn—a true two-way player.
- —Tony Paul
: a start-up that is valued at one billion dollars or more
- … a tech unicorn in Michigan is even more of a rarity, far from Silicon Valley's investor echo chamber.
- —Scott Martin
- The blockbuster initial public offering is expected to kick off a revitalized market this year, encouraging IPO debuts by other unicorns, the privately held start-ups whose hefty venture capital funds have allowed them to avoid Wall Street and the legal requirements of a public offering.
- —Jon Swartz