Ensign/ˈensən/ Definition 1 of 3Pro Tip 1/3Military Identification Ensigns identify ranks within the armed forces, often sewn onto uniforms. The cadet aspired to see his uniform adorned with an ensign. Pro Tip 2/3Symbol of Order Ensigns convey hierarchical order, signifying command or group within military structures. Each unit carried a different ensign for recognition. Pro Tip 3/3Ceremonial Use Ensigns can play a role in military ceremonies, representing traditions and heritage. The ensign was raised during the official ceremony.