TBN may mean: Media. Trinity Broadcasting Network, an international religious television network. The Baseball Network, former US television network. The Buffalo News, a newspaper. Other. The Barter Network, a commercial trading network. Toronto Bicycling Network, a recreational cycling organization. Total base number, an indicator for the alkalinity of lubricant oil. Trombone, a musical instrument. Waynesville-St. Robert Regional Airport
https://en.wikipedia.org/wiki/TBN