debacle
noun [ C ] uk/deɪˈbɑː.kəl/ us/dɪˈbɑː.kəl/
（尤指因计划和组织不周而导致的）彻底失败，一败涂地，崩溃
a complete failure, especially because of bad planning and organization
The collapse of the company was described as the greatest financial debacle in US history. 那家公司的破产被称为美国历史上最大的一场金融灾难。
Synonym: fiasco