1. One who types "lol" without actually laughing.
2. A person who gives the impression that he or she is "laughing out loud" while he or she is truly not.
bibble: lol is andy with you?.... no
bibble: andy is at his house
bibble: i know im talkin to him
tim: you asked!
tim: i just answer the questions
bibble: i know, but i also said ......no
bibble: at the end
tim: you also said lol
tim: and i'm sure you didn't really do that
tim: fake loller.