Definition of King at Arms in English:

King at Arms

noun

  • (The title of) a herald who grants the right to wear or display arms; = "King of Arms".

Origin

Mid 16th century; earliest use found in Hall's Vnion: Edward IV. From king + at + arms, after post-classical Latin rex ad arma.

Pronunciation

King at Arms

/ˌkɪŋ ət ˈɑːmz/