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Vietnamese term for penis. May also be used to describe a close friend of male gender.
This guy thinks he got a big ass cuu or somthing...

Hey cuu, what are you getting into tonight? Let's hit up the club.
by mr_vincent February 28, 2006
Brotha,Sista,Homie,Clome,Friend,Trick,Mom,Dad,Relative,A Katrina, Bihotch cuz
Man Cuu, that was a bad ass movie.
Im gonna go see my cuu on 13th street.
Cut it out cuu!
My cuu dont preciate that
by Trick Love the Kids January 22, 2003