Billboards are large signs or posters usually placed along the sides of roads or in public places. They are used to advertise products, services, or events to catch the attention of people who pass by.
Ceejay Multimedia mounts bill boards of Akufo - Addo, Bawumia and others to support «Wear Ghana Month»... (ghanapoliticsonline.com)
I listened to you and Woody when y ’ all was wearing dresses on Bill Boards around Columbia... haha... Then I listen to y ’ all down in L A, SC., It was all great music you all played. (cottageatthecrossroads.com)