1. To lie or sit in a relaxed, lazy way: This is the most common meaning. You might say "The dog lolled on the porch" or "She lolled in the hammock."
2. To hang loosely: You might say "The tongue lolled out of the dog's mouth" or "The flag lolled in the breeze."
3. To move or swing lazily: This is less common. You might say "The branches lolled in the wind."
4. To delay or dawdle: This is an older meaning, not often used today.
It's important to pay attention to the context to determine the correct meaning of "loll."