Definitions
1.NounNATO rank OR-8 in all British armed services.
2.NounA warrant officer in the British Army ranking above staff sergeant and below warrant officer class 1; company sergeant major
3.NounA warrant officer in the Royal Marines ranking above colour sergeant and below warrant officer class 1.
4.NounA warrant officer in the Royal Navy ranking above chief petty officer and below warrant officer class 1.
5.NounA warrant officer in the Australian Army, ranking above sergeant and below warrant officer class 1.