Vis armata
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
In the civil and old English law. Armed force; force exerted by means of arms, weapons, or anything that can hurt or injure. ViS CLANDESTINA (Lat.)
In old English law. Clandestine force; such as is used by night. Bracton, fol. 162.
Ballentine's Law Dictionary
James A. Ballentine · 1916
Armed force.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
In the civil and old English law. Armed force ; force exerted by means of arms or weapons.
Defined under Vis in Black's Law Dictionary.