colossal screw-up

Traducciones
колоссальная ошибка
The event turned out to be a colossal screw-up.
Мероприятие оказалось колоссальной ошибкой.
Definiciones
A colossal screw-up refers to a very large or significant mistake, error, or failure, often with serious or embarrassing consequences.
Palabras
screw-up

noun
провал
colossal

adjective
колоссальный