loose-coupled
Of older railway wagons, having a chain coupling between them, without the buffers on…Of older railway wagons, having a chain coupling between them, without the buffers on each wagon touching those of the next wagon when the train was in motion.
Meaning
1 senses(UK, historical, not comparable)Of older railway wagons, having a chain coupling between them, without the buffers on each wagon touching those of the next wagon when the train was in motion.