Ex post facto

Adjective

Definitions

1.AdjectiveRetroactive. Formulated or enacted after some event, and then retroactively applied to it.

2.AdjectiveFormulated or enacted after some event, and then retroactively applied to it.

3.AdverbBy retroactive application of a law formulated or enacted after the deed in question.

"What he did was not a crime when he did it, but he was convicted ex post facto."

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