imperial guard
special group of troops (or a member thereof) of an empire, typically closely associated directly with the Emperor or Empress
en-GB/ɪmˈpɪəɹɪəl ˈɡɑːd/
en-US/ɪmˈpiɹiəl ˈɡɑɹd/
special group of troops (or a member thereof) of an empire, typically closely associated directly with the Emperor or Empress