Related Clues:

• Small soup sample
• Belt's smaller relative
• Bit of nectar, maybe
• Opposite of a gulp
• Savor, as a fine wine
• Bit of bitters
• Small sample of soup
• Opposite of guzzle
• Small taste of soup
• Drink is knocked back, first of pints
• Taste with trepidation
• Drop one in without issue
• "Can I have a __ of your drink?"
• Oxymoronic drink from a Big Gulp?
• 'Can I have a __ of your drink?'