Non bis in idem

NON BIS IN IDEM, civil law. This phrase signifies that no one shall be twice tried for the same offence; that is, that when a party accused has been once tried by a tribunal in the last resort, and either convicted or acquitted, he shall not again be tried. Code 9, 2, 9 & 11. Merl. Repert. h.t. Vide art. Jeopardy.