1. Plural of coater; people or machines that apply a coating or covering to a surface.
Usage: Common in manufacturing and industrial contexts
2. Plural of coater; animals or people that wear coats.
Usage: Informal or colloquial usage

Examples

• The factory hired new coaters to apply paint to the metal panels.
• Industrial coaters use spray equipment to ensure even coverage.
• The machine coaters were calibrated for precision work.
• Several coaters worked on the assembly line that morning.
• Automated coaters have improved production efficiency in the plant.