bbfs means: Bareback Full Services is an acronym. An acronym for Bareback Full Service. This term can also be used to refer to unprotected anal sexual encounters between civilians and prostitutes. Some Johnscustomers consider it the ultimate holy grail, while others frown upon them at most public level. Most Johnscustomers, another term for monger, have been guilty at least once in their entire lives of having bbfs. (in Community Dictionary, added by Frankie Barnett)