1. A freshwater crayfish, especially one caught for food in the southern United States.
Usage: informal; chiefly Southern U.S.

Examples

• We caught mudbugs in the creek behind the house.
• The restaurant served a plate of boiled mudbugs with corn and potatoes.
• In Louisiana, mudbugs are a popular ingredient in seafood boils.
• The kids were excited to hunt for mudbugs under the rocks.
• Mudbugs are smaller than lobsters but have a similar sweet flavor.