1. (as a noun) An unwanted sporadic growth of dark hair covering the bottom of the chin and the entire throat.
2. (as a noun; alt. definition) An extremely annoying girl who forces herself on other people, especially married men at least a decade her senior.
3. (as a verb) To incorrectly state a persons name in front of a large audience. This is most commonly the result of how useless or unimportant that person is.
Note: In the third definition, a mantos cannot be a mispronounciation; it has to be a name stated incorrectly as a result of how little value that person has as a human being.
ex. 1 "Did you get that cut on your chin shaving your mantos?"
ex. 2 "If you don't quit being such a mantos with that dude, his wife is going to kick your ass."
ex. 3 "Next, I'd like to introduce President George W. Blush."