mexi-fabulous 

when a business enterprise or another culture tries, and fails miserably, to represent something as "Mexican culture"

Man! That new Taco Bell paint scheme's mexi-fabulous!

Did you see Traci's crazy new mexi-fabulous outfit?

mexi-fabulous by Sorceress of Avalon April 12, 2010

mexifabulous 

Adjective - Something stereotypically mexican, and would be veiwed as fabulous (by mexicans)

That honda civic pickup truck is mexifabulous

mexifabulous by huck&shred March 7, 2013