bareback

or bare·backed

[ bair-bak ]
/ ˈbɛərˌbæk /

adverb, adjective

with the back of a horse, burro, etc., bare; without a saddle: to ride bareback; a bareback rider.

Origin of bareback

First recorded in 1555–65; bare1 + back1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for bare-backed

British Dictionary definitions for bare-backed

bareback

barebacked

/ (ˈbɛəˌbæk) /

adjective, adverb

(of horse-riding) without a saddle
slang (of sex) without a condom

verb slang

(intr) to practise unprotected sex
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012