bo
/ˈbo/ · B1 · intj
hey, mate, dude
🧉 Uruguayan slang, clipped from vos (you): Bo, ¿todo bien?
Typical of Uruguay: bo comes from vos, the Rioplatense word for you, worn down to one syllable. You use it to call a friend, like hey mate. Fittingly, Uruguayans say it over a gourd of mate.