plead the fifth

Translations
воспользоваться пятой поправкой
He chose to plead the fifth during the trial.
Он решил воспользоваться пятой поправкой во время суда.
Definitions
To 'plead the fifth' refers to the right of an individual to refuse to answer questions or provide information that could incriminate them, as protected by the Fifth Amendment to the United States Constitution.