A roughrider is a person who rides horses in a wild and uncontrolled way, especially in a rodeo or a similar event.
Roughriders are often seen as brave and daring.
Examples:
The roughrider held on tight as the horse bucked.
The roughrider won the rodeo competition.
The horse threw the roughrider off its back.
The roughrider's hat flew off as the horse jumped.
The roughrider tamed the wildest horse in the rodeo.
The roughrider's ride was the most exciting of all.