The term pex is derived from pedo (“problem”), likely as an euphemism.
- IPA(key): /ˌke ˈpeɡs/ [ˌke ˈpeɣ̞s]
- Syllabification: qué pex
¿qué pex?
- (slang, Mexico) Synonym of qué pedo: what's up? (A casual greeting)
- “pex” in Diccionario de americanismos, Asociación de Academias de la Lengua Española, 2010