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1.
A mix of the words friend and cousin. Someone who is more than a best friend but also family, and someone thats more than just family and also a best friend.
Why do you want to hang out with her isnt she like your cousin?

No shes my Fuzin!

FFL=Fuzins for life
by Alicia21 February 06, 2010
 
2.
Five Cousins. Enough said.
person 1- Look at those 5 amazingly awesome people!
person2- mate, there fuzins.
by coorbeans;} October 08, 2010