Noun
Comanchero (plural Comancheros)
English Wikipedia has an article on:ComancheroWikipedia
(historical) A Hispanic trader of New Mexico who made a living by trading with the nomadic plains tribes, especially the Comanches.
A former Comanchero was shot dead outside his home in Panania on Saturday night in what is being seen as an escalation of tensions between outlaw motorcycle gangs in Sydney. Source: Internet