1. a cat that catches mice

Examples

• The barn cat was an excellent mouser, keeping the grain storage free of rodents.
• We adopted a kitten that turned out to be a natural mouser.
• The old farmhouse needed a good mouser to deal with the mice problem.
• She praised her tabby as the best mouser in the neighborhood.
• The mouser caught three mice in one night.
• Every barn should have a reliable mouser on duty.