Cottonmouth

Cottonmouth may refer to:

• Agkistrodon piscivorus, a venomous snake found in the United States.
• Agkistrodon contortrix mokasen, a.k.a. the northern copperhead; another venomous snake found in the United States.
• O-Ren Ishii, the codename of character in the movie Kill Bill.
• A supervillain in the fictional Marvel Comics universe.
• A song by the The Melvins.
• Xerostomia, dryness of the mouth; a medical condition commonly known as "Cotton mouth."