Definition of footguard in US English:

footguard

noun

  • 1Usually in plural A body of foot soldiers having a specific guarding role; specifically (usually with capital initials) the infantry regiments of the Household Division of the British army, now comprising the Grenadier Guards, Coldstream Guards, Scots Guards, Irish Guards, and Welsh Guards.

  • 2Any of various types of protective coverings or guards for the foot or feet.

Origin

Early 17th century; earliest use found in Edward Grimeston (fl. 1604–1634), translator. From foot + guard.

Pronunciation

footguard

/ˈfʊtɡɑːd/