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1.
KBS
short for kinky bum sex
to take it up the ass/anal
im guna get some KBS from that guy
by jizm01 September 11, 2005
 
2.
KBS
(n.) Kinky Bum Sex; refers to anal sex, usually homosexual.
Hey, I heard you and David had KBS last night: what's his arsehole like?
by stoogebag July 23, 2009
 
3.
kbs
Kapit Bahay boyS 1585. KBS founded in the 1990's now reside currently in Eastside San Diego, Oceanside, and as far as Riverside county. Kapit Bahay boyS translated from tagalog means "Neighborhood boyS". There have been reportings of shootings, grand thefts, assaults & robbery, including as much as homicide & murder all leading back to the "Eastside KBS gang". Formerly known as a Fillipino gang, they now recruit other members regardless of race. Well known for killing "Crabs" on-sight, it is soon to be one of the fastest growing gangs within the asian community.
Asian bood gang. Eastside KBS gang.
by Eastside KBS Gang March 18, 2007