Ad lucrandum vel perdendum
Defined in 3 dictionaries — Ballentine's (1916), Bouvier (1914), Black's (1910)
Ballentine's Law Dictionary
James A. Ballentine · 1916
For profit or loss.
Bouvier's Law Dictionary and Concise Encyclopedia
John Bouvier; revised by Francis Rawle · 1914
For gain or loss. AD MAJOREM CAUTELAM (Lat). For greater caution. AD MEDIUM FILUM AQU/E. See Ad Felum Aqtj.e. ' AD NOCUMENTUM (Lat). To the hurt or injury. In an assize of nuisance, it must be alleged by the plaintiff that a particular thing has been done, ad nocumentum liberi tenementi sui (to the injury of his freehold); 3 Bla. Com. 221.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
For gain or loss. Emphatic words in the old warrants of attorney. Reg. Orig. 21, et seq. Sometimes expressed in English, "to lose and gain." Plowd. 201.