mauvais quart d'heured

(/məʊˌveɪ kɑː(ɹ)ˈdɜː(ɹ)d/)

adj.

Being unable to maintain focus because of alcohol.

Even in their mauvais quart d'heured state, Dorit managed to charm the bouncer into letting them into the club with a wink and a smile.

Source: Wiktionary