Do you want to know what LOL means? In internet slang, LOL means Laughing Out Loud or Lots Of Laughs. LOL is an, so called, acronym, abbreviation or slang word.
LOL is used chiefly in electronic communication to draw attention to a joke or amusing statement, or to express amusement.
There are some other meanings like:
Lots of luck, or
Lots of love
These expression are used mainly on letter writing.