wagon

noun

1. any of various kinds of four-wheeled vehicles designed to be pulled or having its own motor and ranging from a child’s toy to a commercial vehicle for the transport of heavy loads, delivery, etc.
2. Informal. station wagon.
3. a police van for transporting prisoners; patrol wagon: The fight broke up before the wagon arrived.
4. (initial capital letter) Astronomy. Charles’s Wain.
5. British. a railway freight car or flatcar.
6. a baby carriage.
7. Archaic. a chariot.