In terrorem populi
Defined in 3 dictionaries — Ballentine's (1916), Black's (1910), Bouvier (1839)
Ballentine's Law Dictionary
James A. Ballentine · 1916
To the terror of the people.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
Lat. To the terror of the pcople. A technical phrase necessary in indictments for riots. 4 Car. & P. 373.
A Law Dictionary, Adapted to the Constitution and Laws of the United States
John Bouvier · 1839
to the terror of the people. An indictment for a riot is bad unless it conclude in terrorem populi. 4 Carr. & Payne, 373.