lâcher une caisse

== French == === Etymology === Literally "to drop a crate". Appears to date from the early 1990s. === Pronunciation === IPA(key): /la.ʃe yn kɛs/ ~ /lɑ.ʃe yn kɛs/, (more formal) /la.ʃe.ʁ‿yn kɛs/ ~ /lɑ.ʃe.ʁ‿yn kɛs/ === Verb === lâcher une caisse (informal) to cut one loose, to fart ==== Conjugation ==== see lâcher