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1.
The coolest motherfucker in the Lava Room.
Look out, Zein is having a good night!
by RZ February 06, 2005
 
2.
A Puertorican Adonis with a cock of steel and a heart of gold.
I wish I were Zein.
by FosFos January 15, 2004
 
3.
A Puertorican Adonis with a cock of steel and a heart of gold!
I wish I was Zein.
by znt January 15, 2004
 
4.
a person with a lovely and daring personality, mature, helps alot, not to forget very very forgiving, usually described as a hotty and a beautiful young chick !!
she is the zein of the school
by toouutssss August 05, 2011
 
5.
whatever Ryan Groene (the coolest human still alive) wants it to mean--it could mean stupid, smart, poop, trampoline, or even an entire sentence. It is a really hardcore word! It originated from Ryan Groene's imagination.
Everybody is a zein, but Ryan Groene is a hardcore zein.
by Ryan Groene January 29, 2005