fi·as·co \fēˈa(ˌ)skō, -ˈaa-, -ˈai-, in sense 1 & sometimes in sense 2 -ˈä- or -ˈȧ-\noun (pluralfiascoesalsofiascos \-kōz\ ; see sense 1) Etymology: Italian, of Germanic origin; akin to Old High German flaska bottle — more at flask 1.pluralfias·chi\-kē\: bottle, flask; specifically: a bottle of wine 2.: an utter and often ridiculous failure especially of an ambitious or pretentious undertaking < the campaign to abolish the sales tax ended in a fiasco >