debacle
[ dee-bah-kuhl, dey-, duh-, -bak-uhl ]
a sound defeat
USE 1
The product launch turned into a debacle when it became clear the software was full of bugs.
USE 2
The team faced a debacle in the final match, losing by a large margin to their rivals.
USE 3
The political candidate’s campaign suffered a debacle after a series of public gaffes.
