glug
verb
[ ɡlʌɡ ]
• pour or drink (liquid) with a hollow gurgling sound.
• "Jeff glugged whisky into glasses"
glug
noun
• a hollow gurgling sound or sounds as of liquid being poured from a bottle.
• "he sinks at once, making a sound like glug-glug as he goes down"
Origin:
late 17th century: imitative.