Dark Horse 

Humble Winner. Someone who is better poised to win than obvious candidates but no can tell due to their down to earth and nonchalant mannerism. Someone who doesn't like to brag and boast or outshine others, even when superior than others.

He is the dark horse who stays cool and humble. He has quite confidence of the genius who doesn't need to flaunt his effortless brilliance.

Dark Horse by Urdu/Persian/Arabic Dictionary May 21, 2018

dark horse 

Not the main favored candidate. Someone somewhat unkown who exceeds expectations of all others in an event. This saying is said to go back to the Victorian politician Benjamin Disraeli who, apart from finding time to regularly become Prime Minister, also found time to write a novel called "The Young Duke". In the book there is a description of a horse race in which the two favourites cannot make the running. In the meanwhile "a dark horse...rushed past the grandstand in a sweeping triumph".

Georgia Tech was a dark horse in the 2004 NCA basketball tournament.

dark horse by King May 6, 2005

dark horse 

A mysterious or shy person who unexpectedly turns out to be the best at something.

Popularly used to describe a man who may not initially catch a lady’s attention but is then unpredictably, completely charming (and, if the lady really hits the jackpot, is fantastic in bed). Due to the element of surprise, a dark horse can often beguile even the most beautiful and intelligent ladies into bed.

‘You got Lizzie into bed? Damn, you’re a dark horse man. We’ve all been trying for months’

dark horse by MJ79 April 15, 2006

dark horse 

a person or team that is no likely to win but may do so anyway

A dark horse like that could have dealt a major blow to your credibility.

dark horse by The Return of Light Joker April 18, 2010

Dark horse 

1. A hit song by Katy Perry
2. Someone supposed to bring about the apocalypse
3. Someone who is unnoticed but shocks everyone with a great performance.

When he won at Watkins Glen, AJ Allmendinger went from dark horse to recognized road course specialist.

Dark horse by fajlkg sdfjkldfs ;jksaj djdfk; November 10, 2014

Dark horse 

A horse of darkness.

The dark horse was trying to throw everybody that wasn't herself off to win at any cost. None of them knew the race was already thrown.

Dark horse by Solid Mantis February 4, 2021

Dark horse 

A horse of darkness.

The dark horse spent her life trying to throw everyone else off, to win at any cost to everybody else. Most of them did not know that life was thrown already.

Dark horse by Solid Mantis February 5, 2021