On Snapchat people usually say sb as an abbreviation for snap back which means send a picture back and that would start a conversation
Acronym for "Sexy By Summer", as coined by BeefCheef
No way man, gotta eat healthy, SBS remember?
dude your girlfriend has SBS.
Why does it seem like every chick suffers from SBS?
abreviated form of SEXY BEAST
johnny: woah man your'e such an SB
craig: OOO BONK MEH
Shiny Ball Syndrome. When a guy gets entranced with a new girl he meets, then gets bored when he meets a new one. Girls may have this syndrome aswell.
Person with SBS: "Ooooh look!!! Shiny ball!! What's that? Look! Another shiny ball?" *throws away first shiny ball*
That guy was well stealthy mannn!!!! He nailed his SBS on that little whore.
SBS is when you are staying at a friends or boy friends house for an extended period of time, and you're to shy to poop.