1. badges, symbols, or distinguishing marks of office, rank, or membership
Usage: often used as plural

Examples

• The general’s insignia indicated his high rank in the military.
• Police officers wear insignia on their uniforms to show their department and rank.
• The club’s insignia was embroidered on all members’ jackets.
• Royal insignia were displayed throughout the palace.
• The pilot removed his insignia before the undercover mission.
• Each branch of the military has its own distinctive insignia.