to put something in your mouth and try to get flavor out of it
The baby sucked milk from her bottle.
Babies instinctively suck their thumbs as a source of comfort.
The vacuum cleaner was designed to efficiently suck up dirt and debris from carpets.
Some candies are made to fizz and create a popping sensation when you suck on them.
The straw allows you to suck up the refreshing beverage without tilting the cup.