QM has various meanings in the Occupation & positions category. Discover the full forms, definitions, and usage contexts of QM in Occupation & positions.
In RN is a petty officer, or other responsible rating, who works under officer of the watch and is responsible that the helmsman carries out his duties correctly He takes the wheel on important occasions In harbour, he keeps his watch at the gangway. A leading rating who steers the ship and keeps gangway watch.
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