• Equus is Latin for Horse.
• Equus is a zoological genus of the family of horse-like animals, Equidae.
• Equus is a play by Peter Shaffer, later made into a movie.
• Equus is what Monty Roberts, a horse whisperer, called the body language of horses, that he discovered while studying wild mustangs in Nevada and uses in his gentle training methods for horses.

See also: Equestrian, Cavalry, Ashvamedha, Epona.