Definition of barebacker in US English:

barebacker

noun

  • 1A person who rides horses without a saddle, especially as a circus or rodeo performer.

  • 2Slang. A person who performs or prefers sexual intercourse without a condom (in later use, especially used with reference to unprotected anal sex between men).

Origin

Late 19th century; earliest use found in John Esten Cooke (1830–1886). From bareback + -er.

Pronunciation

barebacker

/ˈbɛːbakə/