cocaijuana 

A term used when mixing the two narcotic drugs cocaine and marijuana together to be smoked for recreational purposes.

Hey guys, let go out back and smoke a bowl of cocaijuana and get real high!

cocaijuana by Burntz February 20, 2007

Cocojuana 

The plant named for a mixed breed of marijuana and cocaine.

-Man, after smoking that cocojuana I cleaned my entire house while eating a whole turducken.
-That cocojuana made me wanna run a mile in my sleep!

Cocojuana by Mary Kane December 3, 2010