1. A type of railroad coupling device used to connect train cars, named after its inventor Eli H. Janney.
Usage: technical; railroad industry

Examples

• The janney coupling revolutionized railroad safety by allowing cars to be connected and disconnected more easily.
• Modern freight trains rely on the janney system to link their cars together securely.
• The engineer inspected the janney before the train departed to ensure it was functioning properly.
• The invention of the janney coupler reduced injuries to railroad workers significantly.
• Each car on the train was equipped with a janney at both ends for coupling purposes.