outrider

US /ˈaʊtˌraɪ.dɚ/

UK /ˈaʊtˌraɪ.dɚ/

開道者, 護衛

a person who rides on horseback or in a vehicle as an escort or guard

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The dignitary's motorcade was led by a team of police outriders.

貴賓的車隊由一支警察開道車隊引導。

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Historically, outriders were common for royal processions.

歷史上，開道者在皇家遊行中很常見。