What Does “Güey” Mean?
Dude, bro — the word Mexican friends call each other constantly.
The full meaning
Güey (often typed "wey") means dude, bro, or mate in Mexican Spanish. Between friends it's dropped into nearly every sentence, as filler, address, and punctuation all at once. Aimed at a stranger in anger it can be rude, so tone and relationship are everything.
Where “güey” comes from
It evolved from a word for ox that once implied someone slow-witted; decades of casual use wore the insult smooth until it became the standard friendly "dude" of Mexican speech.
How it’s actually used
Between friends: "¿Qué onda, güey?" (what's up, dude). It's informal, so it stays out of classrooms, job interviews, and conversations with elders. The spelling wey dominates in texting.
✔ For parents & teachers
Between friends it's as harmless as "dude." Kids should know it's too casual for adults and strangers, where it can come across as disrespectful.
Related slang
Last updated: 2026-07-06. Slang evolves fast — we review definitions regularly.