look up any word, like dirty sanchez:
 
1.
To work as hard as a Mexican.
Sorry, I wish i could go to the party but , I have to go mexercise.
by D-Racer November 05, 2009
 
2.
The unofficial weightloss program for Mexicans; Founded by Anthony Martinez
I'm doing my mexercises!
by Emily Goodwin May 18, 2005