1 definition by IndyCurmudgeon

The ability of a Mexican to do work very well and in a timely fashion. Their primary areas of strength are in the Construction, Gardening and Cleaning fields.
"Wow, these kitchen cabinets look great and Pedro sure did build these quickly. Now that's what I call Mex-efficiency!"
by IndyCurmudgeon February 18, 2008
Get the Mex-efficiency mug.