pintar o sete

Etymology
, with a possible meaning of "to portray the Devil" – in this case pintar would get a figurative sense, meaning to become or to impersonate, and sete would be a clipping of sete-peles, one of the various metonyms for Satan in Portuguese – that is, to behave as wildly as a demon. lit. 'to paint the seven'.

Verb

 * 1)   to paint the town red