| 1. | wagon boss. |
| 2. | Also, wag⋅on⋅mas⋅ter. a person hired or chosen to lead and guide a caravan of recreational vehicles, as campers, on a trip. |
| 3. | Facetious. any leader, chief, commander, or the like: the wagon master of the bill now before Congress. |

| a man in charge of a wagon train. |