‘TRAISTIS. In old Scotch law.. A roll containing the particular dittay taken up up” on malefactors, which, with the porteous, is delivered by the justice clerk to the coroner, to the effect that the persons whose names are contained in the porteous may be attached, conform to the dittay contained in the traistis. So called, because committed to the ftraist, [trust,] faith, and credit of the clerks and coroner. Skene; Burrill.