Admiral/ˈædmərəl/ Definition 1 of 3Pro Tip 1/3Navy Rank Admiral signifies a rank, so use it with respect as you would for other high-rank titles. When addressing the admiral, the sailors stood at attention. Pro Tip 2/3Military Context Use 'admiral' primarily in military discussions, especially related to the navy. The admiral is responsible for the entire naval fleet's operations. Pro Tip 3/3Not Just Sea Admirals work on land too, often in offices for planning and administration. The admiral spent the day in meetings at naval headquarters.