What does BILL FOR A NEW TRIAL mean?

BILL FOR A NEW TRIAL meaning in Law Dictionary

bill in equity when the particular relief asked is an injunction against the execution of a judgment rendered at law and an innovative new trial in activity, due to some reality which may render it inequitable to enforce the view, but which was not available towards party in the trial at legislation, or that he was avoided from providing by fraud or accident, without concurrent fraud or neglect by himself component.