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1 definition by scarletknight14

 
1.
rbk
Acronym for red bandanna kid. RBK is infamous for wearing his trademark red bandanna and humping fire hydrants and various other objects. He is most often spotted on College Ave with various signs on his back...usually about something stupid or sexual.
Saw RBK flipping off the F bus today with his I'm a beast sign on
by scarletknight14 April 02, 2011