To set aside a judgment, decree, award, or any proceedings is to can-cel, annul, or revoke them at the instance of a party unjustly or irregularly affected by them. State v. Primm, 61 Mo. 171; Brandt v. Brandt, 40 or. 477, 67 Pac. 508
Source: Black's Law Dictionary 2nd Ed (1910)
