|a gadget; dingus; thingumbob.|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
|1.||a. a radio show broadcast live from one of a number of towns or venues being visited by a disc jockey who is touring an area|
|b. the touring disc jockey and the personnel and equipment needed to present such a show: the Radio 1 road show will be in Brighton next week|
|2.||a group of entertainers, esp pop musicians, on tour|
|3.||any occasion when an organization attracts publicity while touring or visiting: an antiques road show; a royal road show|
A tour made for a particular purpose, especially a political campaign. For example, It was primary season, and every would-be candidate was planning a road show. This term originated about 1900 for touring theatrical productions and in the mid-1900s began to be transferred to other endeavors.