|Origin:||Probably copying the action|
1 [intransitive always + adverb/preposition]
to sit or lie in a very lazy and relaxed way [= lounge]
loll around/about/beside etc
He lolled back in his chair.
2 [intransitive and transitive]
if your head or tongue lolls or if you loll your head, you allow it to hang in a relaxed uncontrolled way