stallion

Etymology

From Middle English stalion, from Middle French estalon (whence modern French étalon), of Germanic origin, akin to stall. Displaced native Old English henġest.

noun

1. An adult male horse.
   1. Specifically, one that is uncastrated.
   2. A male horse kept primarily as a stud.
2. A very virile and sexually-inclined man or (rarely) woman.
   'You stallion.' Brian patted Tom on the back, but now with mixed feelings. He was pleased for his brother, but slightly jealous that Tom had lost his virginity before him 2012, Garry Kay, Break Free