"ranchero" means: In Spanish and Latin American usage, a ranchero is a person associated with a rancho — either as the owner of the ranch or as a worker on it.... This is a fairly neutral word with no inherent risk attached. There is no real cause for parental concern; it is descriptive vocabulary rather than something dangerous. If your child uses it, context will usually make the meaning clear. A brief, curious question about where they heard it is generally enough to know whether to follow up.