Beneficial power
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
In New York law and practice. A power which has for its object the donee of the power, and which is to be executed solely for his banefit; as distinguished from a trust power, which has for its object a person other than the donee, and is to be executed solely for the benefit of such person.
Jennings v. Conboy, 73 N. Y. 234; Rev. St. N. Y. § 79.