arriar o calhau

== Portuguese == === Etymology === Literally, “to lower the stone” === Verb === arriar o calhau (first-person singular present arrio o calhau, first-person singular preterite arriei o calhau, past participle arriado o calhau) (Portugal, idiomatic, somewhat vulgar) to take a dump Synonym: cagar === Further reading === “arriar o calhau”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026