/teks"meks"/ , adj.
1. of or pertaining to aspects of culture that combine Mexican and Texan or southwestern U.S. features, esp. aspects of culture developed in southern Texas based on or influenced by Mexican elements: Tex-Mex cooking; Tex-Mex music.
n.
2. a form of Mexican Spanish having elements of English and spoken near the border of Texas and Mexico, esp. Mexican Spanish as spoken in Texas.
3. Music. norteña.
[ 1945-50, Amer.; by shortening ]