Dictionary 1. (n.) A large bill or placard intended to be posted in public places.2. (n.) One who posts bills; a billposter. 3. (n.) One who posts, or travels expeditiously; a courier. 4. (n.) A post horse. Thesaurus advertisement affiche announcement banner bill billboard broadside carrier carrier pigeon circular flier handbill homer homing pigeon mail car mail coach mail packet mail train mail truck mailer mailplane notice packet boat pigeon post placard post boat post car post coach post-horse post-office car railway mail car sign signboard |