Dedimus potestatem de attorno faciencdo

DEDIMUS POTESTATEM DE ATTORNO FACIENCDO. The name of a writ which was formerly issued by authority of the crown in England to authorize an attorney to appear for a defendant.
     2. By statute of Westminster 2, 13 Edw. I. c. 10, all persons impleaded may make an attorney to sue for them in all pleas moved by or against them, in the superior courts there enumerated. 3 Mann. & Gran. 184, note.

A Law Dictionary, Adapted to the Constitution and Laws of the United States. By John Bouvier. Published 1856.