at fault

Idioms  

1. Responsible for a mistake, trouble, or failure; deserving blame. For example, At least three cars were involved in the accident, so it was hard to determine which driver was at fault, or He kept missing the target and wondered if the sight on his new rifle was at fault. In Britain this usage was formerly considered incorrect but is now acceptable; in America it has been widespread since the mid-1800s. Also see in the wrong.

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Example Sentences

See Examples For:

at fault

Some hiring managers in China told me the attitude of young job seekers is at fault, describing them as lazy, picky and weak.

From The Wall Street Journal ● Nov. 1, 2026

In a majority of those crashes, the e-bike rider was at fault.

From Los Angeles Times ● Oct. 19, 2026

On terrorism, he was unequivocal that the victim is never at fault.

From Salon ● Oct. 8, 2026

However, Vladimir Barbin, the Russian ambassador to Denmark, fired back saying it was the helicopter that had been at fault.

From Barron's ● Sep. 15, 2026

“I was at fault, sir,” he said, with a dignity Kit would never have given him credit for.

From "The Witch of Blackbird Pond" by Elizabeth George Speare

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