fault
//fɔːlt//
Noun
faultSingular
faultsPlural
1
A mistake or error, especially one for which someone is responsible
It was my fault that we missed the train.
2
A defect or imperfection in something
The engineer found a fault in the design.
3
Responsibility for a mistake or wrongdoing; blame
It was my fault that we missed the train.
4
A break or fracture in the Earth's crust where rocks have moved relative to each other
The San Andreas Fault is one of the most famous geological faults in the world.
5
In tennis and similar sports, a serve that fails to land in the correct area
She hit a fault on her first serve.
Verb
1
To find a defect or mistake in something or someone; to criticize
It's hard to fault her work—she always does an excellent job.