Related Clues:

• Caffeine source, typically
• Pepsi, but not 7-Up
• Fizzy beverage
• Soft quaff
• Dark drink
• Aerated beverage
• Long Island iced tea ingredient
• Fountain selection
• Fast-food beverage
• Picnic beverage, perhaps
• Pepsi or Coke
• Caffeine source, often
• RC or Jolt
• Fountain choice
• Vending-machine offering