- a flat surface or board, usually outdoors, on which large advertisements or notices are posted.
verb (used with object)
- to place, advertise, proclaim, etc., on or as if on a billboard: The movie was billboarded as the year’s biggest hit.
- another name for hoarding
- a fitting at the bow of a vessel for securing an anchor
1845, American English, from bill (n.1) + board (n.1). Any sort of board where bills were meant to be posted. Billboard magazine founded 1894, originally a trade paper for the bill-posting industry. Its music sales charts date from 1930s.