Cable/ˈkeɪbl/ Definition 1 of 4Pro Tip 1/3Material Conductor Cables are often made of metal to conduct electricity or signals efficiently. The copper cable transmitted electricity to the building. Pro Tip 2/3Technology Context Mentioning 'cable' often implies technology, such as internet or power supply. The technician checked the internet cable for issues. Pro Tip 3/3Physical Object Cable can refer to the actual wire, not just the system it belongs to. She tripped over a cable on the floor.