pillion
pil|lion /p'ɪliən/ (pillions)
1 [ADV] ADV after v
If someone rides pillion on a motorcycle or bicycle, they sit behind the person who is controlling it.
She rode pillion on her son's motor bike.
2 [N-COUNT] oft N n
On a motorcycle, the pillion is the seat or part behind the rider.
As a learner rider you must not carry a pillion passenger.
1 [ADV] ADV after v
If someone rides pillion on a motorcycle or bicycle, they sit behind the person who is controlling it.
She rode pillion on her son's motor bike.
2 [N-COUNT] oft N n
On a motorcycle, the pillion is the seat or part behind the rider.
As a learner rider you must not carry a pillion passenger.