Green’s Dictionary of Slang

choke n.2

[abbr. chile-choker under chile- pfx]

(US) a derog. term for a Mexican.

[US]M. Braly False Starts 53: You fuckin Choke lover, you better learn who your people are.
[US]S. Morgan Homeboy 152: Actually stood in line with niggers and chokes to rape his own kind.