güero

Etymology
Ultimately from, from the phrase. The phrase became associated with a sick person, and from this association came the association with the color white.

Adjective

 * 1)  having pale skin and/or blond hair; whitey

Noun

 * 1)  a person with light skin and/or blond hair

Usage notes

 * Often used as a term of endearment, or an informal way of saying "whitey" in Spanish. Unlike, which generally refers to Americans, is used generally to refer to a lighter-skinned person/man, including those of full or predominant European ancestry born in Mexico.