Related Clues:

• Source of knocking
• Potable in a fizz
• A jerk may give it to you
• Word with water or fountain
• Kind of bottle
• Tom Collins ingredient
• Vermouth complement
• Certain game winner's cry
• Bar stock
• Designated driver's drink
• It's sometimes jerked
• --- rummy
• Bubbly mixer
• Card player's shout
• Fizzy quaff