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:

    “Light silence, dark speech.”
    —Samuel Beckett (1906–1989)

    “The horse is taught his manage, and no star
    Of wildest course but treads back his own steps;”
    —William Wordsworth (1770–1850)