May refer to any of the senses of bareback(adverb)
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Use "barebacked" in a sentence
"March 5th, 2010 at 2: 47 pm tombaker says: wittynamehere says: I am a raging closet queen, desperate to be roughly barebacked by a ripped dude in camo facepaint."
"March 5th, 2010 at 2: 51 pm linzloo08 brought to you by I Want My Country Back, Inc.!! says: tombaker says: wittynamehere says: I am a raging closet queen, desperate to be roughly barebacked by a ripped dude in camo facepaint."
"So, when I laid her down, barebacked on the station, poo got everywhere."