Ad Hoc
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
For this; for this special purpose. An attorney ad hoe or a guardian or curator ad hoc, is one appointed for a special purpose, generally to represent the client or infant in the particular action in which the appointment is made.
Sallier v. Rosteet, 108 La. 378, 32 South. 383; Bienvenu v. Insurance Co., 33 La. Ann. 212.