Per saltum
Defined in 3 dictionaries — Ballentine's (1916), Bouvier (1914), Black's (1910)
Ballentine's Law Dictionary
James A. Ballentine · 1916
By a leap or bound; quickly.
Bouvier's Law Dictionary and Concise Encyclopedia
John Bouvier; revised by Francis Rawle · 1914
By sudden movement; passing over certain proceedings. 8 East 511.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
Lat. By a leap 'or bound; by a sudden movement; passing over certain proceedings. 8 East, 51L