without a saddle; "she prefers to ride her horse bareback"

Bareback is the first album by the American band Wild Horses, not to be confused with the British band Wild Horses.

sex without a condom, especially for anal sex.

A controversial term referring to the practice of unprotected anal intercourse.

having sex without a condom

Bareback is a term that originated in gay slang to describe acts of unprotected anal sex. The term's usage however, has crossed-over to more mainstream slang to describe any type of penetrative sexual act without the use of a condom.