bodyguard, guard - a group of men who escort and protect some important person

defender, guardian, protector, shielder - a person who cares for persons or property

outrider - an escort who rides ahead (as a member of the vanguard)

Praetorian Guard - a member of the Praetorian Guard

beefeater, yeoman, yeoman of the guard - officer in the (ceremonial) bodyguard of the British monarch

detachment - a small unit of troops of special composition

yeomanry - a British volunteer cavalry force organized in 1761 for home defense later incorporated into the Territorial Army

entourage, retinue, cortege, suite - the group following and attending to some important person

Praetorian Guard - the elite bodyguard of a Roman Emperor

bodyguard, escort - someone who escorts and protects a prominent person