1. lightweight overcoats worn over other clothing
Usage: plural of topcoat
2. final layers of paint or finish applied over base coats
Usage: technical; plural of topcoat

Examples

• The men hung their topcoats in the closet before dinner.
• Business executives often wear topcoats during cold weather.
• She collected vintage topcoats from the 1950s.
• The painters applied two topcoats to ensure a smooth finish.
• These topcoats provide excellent protection against the elements.
• The car’s topcoats gave it a glossy, professional appearance.