2. Used as a title for a noncommissioned officer serving as chief administrative assistant of a headquarters unit of the U.S. Army, Air Force, or Marine Corps.
3. One who holds this title.
4. Chiefly British A noncommissioned officer of the highest rank.
5. A small damselfish (Abudefduf saxatilis) of warm seas, having a flattened body with dark vertical stripes. Also called In this sense, also called cow pilot
豆娘鱼：产于温暖海域中，身体扁平并有深色垂直条纹的小型少女鱼（豆娘鱼 豆娘鱼属） 也作 在此意义上也可称作 cow pilot