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to have sex ; fuck
"Are you ready for nik-nik?"
by Latke February 01, 2004
he name given to someone who has gained the respect of many people around a certain ara.
"yo breddrin, you have become the streets first NikNik!"
by Patrick Davies April 27, 2007
Crazy outrageous squirrel that always knows how to be stupid but smart really really smart at the same time. Nik Nik's are good with sticks.
Hey look! A Nik Nik, Man it is everywhere.
by Stefan Rabb January 25, 2009