Commerce with Indian tribes
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
Commerce with individuals belonging to such tribes, in the nature of buying, selling, and exchanging commodities, without reference to the locality where carried on, though it be within the limits of a state.
U. S. v. Holliday, 3 Wall. 407 , 18 L. Ed. 182 j U. S. v. Cisna, 25 Fed. Cas. 424.