A convoy or procession of travelers, their vehicles and cargo, and any pack animals, especially camels crossing a desert.
A furnished vehicle towed behind a car, etc., and used as a dwelling when stationary.
To travel in a caravan (procession).
The wedding party got in their cars and caravaned from the chapel to the reception hall.
To travel and/or live in a caravan (vehicle).
When my parents retired they really got back into caravanning.