1. The Tube. London Underground. The tube is a colloquial name for London's Underground public transportation system, referring to the circular shape of the deep-level tunnels. This name does not include the line which runs from Bank to Waterloo Station, London which is known as The Drain.
2. The Tube An innovative United Kingdom television programme of the 1980s broadcast on Channel Four television. Presented by such talented luminaries as Manchester's very own Terry Christian, and the late Paula Yates, The Tube was a showcase for many emerging 80s bands.