1. a venomous water snake found in the southeastern United States
2. a dry feeling in the mouth, often caused by nervousness, medication, or dehydration
Usage: informal

Examples

• The cottonmouth slithered into the swamp water.
• Hikers should be cautious of cottonmouths near wetlands.
• The water moccasin, also called a cottonmouth, has a distinctive white mouth interior.
• He got cottonmouth before his big presentation.
• The medication gave her cottonmouth that lasted for hours.
• Drinking water helped relieve his cottonmouth.
• Stage fright often causes cottonmouth in performers.