Causa Turpis
Defined in 2 dictionaries — Cyclopedic (1922), Ballentine's (1916)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
An immoral cause. CAUSA VAGA ET INCERTA NON EST causa ratlonabllis. A vague and uncertain cause is not a reasonable cause. 5 Coke, 57.
Ballentine's Law Dictionary
James A. Ballentine · 1916
For a base or evil cause.