Definitions for "Outdoor advertising"
advertising at outdoor locations, using billboards, posters, panels, signs, and other means used specifically to reach consumers outside the home; often used synonymously with out-of-home advertising, but is not quite as inclusive as out-of-home and does not utilize as wide a range of media to reach audiences. See out-of-home advertising and out-of-home media.
Advertising in public places including retail, leisure and transport. It is not limited to any technology or format
Signs or billboards placed along streets and highways, in both painted and poster formats.