miscarriage of justice

Idioms  

1. An unfair decision, especially one in a court of law. For example, Many felt that his being expelled from the school was a miscarriage of justice. This expression, which uses miscarriage in the sense of “making a blunder,” was first recorded in 1875.

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Example Sentences

Miscarriage of justice: Honolulu incarcerated the wrong man for more than two years.

From New York Times • Jul. 31, 2022

There were cries of "Shame" and "Miscarriage of justice" as Brooker's sentence was handed down.

From The Guardian • Jun. 26, 2014