A private person who keeps a bank; one who is engaged in the business of banking. People v. Doty, 80 N. Y. 228; Auten v. Bank, 174 U. S. 125, 19 Sup. Ct. 628, 43 L. Ed. 920; Richmond v. Blake, 132 U. S. 592, 10 Sup. Ct. 204, 33 L. Ed. 481; Meadowcroft v. People, 163 111. 56, 45 N. E 303, 35 L R. A. 176, 54 Am. St Rep. 447.