Dictionary.com
definitions

commercial bank

noun
  1. a bank specializing in checking accounts and short-term loans.

Origin of commercial bank

First recorded in 1905–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for commercial bank

commercial bank

noun
  1. a bank primarily engaged in making short-term loans from funds deposited in current accounts
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012