meet one's Waterloo

idiomPart ofwaterloo

meet one's Waterloo — idiom

1. to suffer a final defeat or failure at the hands of a person, group, or problem

1.idiom
Definition

to suffer a final defeat or failure at the hands of a person, group, or problem that proves too difficult to overcome.

Example

The famous singer met her Waterloo when a teenage contestant outperformed her on live television.

After ten years of winning every case, lawyer Christopher finally met his Waterloo against a young public defender.