Dark Horse

A dark horse is a little-known person or thing that emerges to prominence, especially in a competition of some sort or a contestant that seems unlikely to succeed.

Read more about Dark Horse:  Origin, In The Political Arena, Use in Music and Film, Use in Publishing

Famous quotes containing the words dark and/or horse:

    “In business be as able as you can, but do not be cunning; cunning is the dark sanctuary of incapacity.”
    —Philip Dormer Stanhope, 4th Earl Chesterfield (1694–1773)

    “Emily, I’ve a little confession to make. I really am a horse doctor. But marry me, and I’ll never look at another horse.”
    —Robert Pirosh, screenwriter, George Seaton, screenwriter, and George Oppenheimer, screenwriter. Sam Wood. Dr. Hackenbush (Groucho Marx)