n (UK|Army) A warrant officer in the British Army ranking above staff sergeant and below warrant officer class 1; company sergeant major
n (UK|Marines) A warrant officer in the Royal Marines ranking above colour sergeant and below warrant officer class 1.
n (UK|Navy) A warrant officer in the Royal Navy ranking above chief petty officer and below warrant officer class 1.
n (Australia|Army) A warrant officer in the Australian Army, ranking above sergeant and below warrant officer class 1.