rider ( riders plural )
1 n-count A rider is someone who rides a horse, a bicycle, or a motorcycle as a hobby or job. You can also refer to someone who is riding a horse, a bicycle, or a motorcycle as a rider.
She is a very good and experienced rider...
2 n-count A rider is a statement that is added to another statement, especially one which contains a change, an explanation, or further information.
oft N on/to n
Mr Casey said he could see no necessity to add any rider on the use of firearms by police..., America conventionally attaches a rider to Israeli aid, to the effect that it must not be used in the occupied territories.
Traducción diccionario Collins Inglés Cobuild
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