1. heavy overcoats, especially military ones that extend below the knee
Usage: plural of greatcoat; often military or historical contexts

Examples

• The soldiers wore their heavy greatcoats against the winter cold.
• Victorian gentlemen often donned greatcoats when traveling.
• The museum displayed several Civil War greatcoats.
• Officers’ greatcoats were typically made of wool.
• The greatcoats hung in the barracks, ready for inspection.
• Historical reenactors wore authentic-looking greatcoats.
• The long greatcoats provided excellent protection from rain and wind.