What does "barebacking" mean?

The practice of engaging in sexual intercourse, most often anal sex, without using a condom.

What is a synonym for "barebacking"?

Common synonyms include: barebacked, barebacked, condomless, condomless, gearless, saddleless.

noun, slang

noun, slang ·Uncommon ·Advanced level

Noun

1
The practice of engaging in sexual intercourse, most often anal sex, without using a condom. slang, uncountable

From bareback + -ing.