- public transport provided by a line of railway cars coupled together and drawn by a locomotive
- a sequentially ordered set of things or events or ideas in which each successive member is related to the preceding
- a procession (of wagons or mules or camels) traveling together in single file
- a series of consequences wrought by an event
💬 Examples
- "express trains don't stop at Princeton Junction"
- "a string of islands"
- "train of mourners"
- "we were part of a caravan of almost a thousand camels"