Reg.Gen
Defined in 3 dictionaries — Cyclopedic (1922), Ballentine's (1916), Black's (1910)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
Ah abbreviation of regula generalis. 6 East, 1.
Ballentine's Law Dictionary
James A. Ballentine · 1916
Regula generalis, which see; Regulae generalis, which see.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
An abbreviation of "Regulo Generalis," a general rule, (of court)