cair o cu da bunda

Portuguese edit

Etymology edit

Literally, [for] the asshole to the fall from the butt.

Verb edit

cair o cu da bunda (first-person singular present caio o cu da bunda, first-person singular preterite caí o cu da bunda, past participle caído o cu da bunda)

  1. (vulgar slang) describes the effect caused by a jaw-dropping revelation