What is no manches?

"No manches" is a colloquial expression used in Mexican Spanish. It's a versatile phrase often used to express surprise, disbelief, or incredulity, similar to saying "are you serious?" or "no way!" in English. The word "manches" itself doesn't have a literal meaning in this context; the phrase is more of a linguistic cultural expression.

The origin of "no manches" is a milder version of the phrase "no mames," which is considered vulgar and less polite. "No mames" comes from "mamar," meaning "to suck," and is an equivalent of saying "don't suck" or "stop fooling around." Because "no mames" can be offensive, "no manches" is commonly used as a more socially acceptable alternative.

In everyday conversation, you'll hear "no manches" among friends and peers. It can reflect various emotions, including shock, skepticism, or even excitement, depending on the context and the tone in which it is used.