Rat Is
Defined in 1 dictionary — Bouvier (1914)
Bouvier's Law Dictionary and Concise Encyclopedia
John Bouvier; revised by Francis Rawle · 1914
A writ which lay for persons who are summoned to attend the assizes or to sit on a jury and wish to be freed and discharged from the same. Reg. Orig. 100. NON PROCEDENDO AD ASSISSAM RE- GE INC0NSULT0. A writ to put a stop to the trial of a cause appertaining unto one who is in the king s service, etc., until the king’s pleasure respecting the same be known. Cowell.