feminine of dois

A municipality of Rio de Janeiro, Brazil

(idiomatic) to think twice (to proceed with caution)

either one or the other

double standard (situation of groups one of whom is excused from following a standard)

A municipality of São Paulo, Brazil

female equivalent of um homem prevenido vale por dois

two heads are better than one

the first bearer's lamp shines twice as bright / the first bearer's lamp shines twice as bright; expresses gratitude or subservience towards anyone brave enough to venture before others, in order to solve a challenge

(Brazil) going once, going twice, sold (said before closing the bidding for a particular item in an auction, giving other bidders a final opportunity to bid for it)