pay-phone n a coin-operated telephone Usage(s) The company increased pay-phone charges from a nickel to 15 in the District of Columbia, and from a dime to 25 in Delaware and Virginia. He is the only person known to have devised a tool that can pick pay-phone locks. Potentially, Trilogue could service scores of other Mexican urban areas that have the prerequisite pay-phone networks. Synonym(s) pay-station