Usage: usually capitalized
Etymology: by shortening
: mexican
get my feet all mixed up in these Mex dances — Edwin Corle
offering him for sale for ten Mex dollars — Richard Hallet
cost four dollars Mex
Etymology: by shortening
some Mex he'd never seen before was behind the bar — Oakley Hall
— often used disparagingly
paper money was so plentiful that … a mex was the smallest that would buy anything — Upton Sinclair
Useful english dictionary. 2012.