When someone laughs at something and defends why they are laughing because someone else is being a douche-bag and questioning his or her humor.
Brock : LOLLLLLL! Holy SHIT LOLLL!
Byrone : WTF? Why the hell are you laughing so much?
Brock : Nigga I'm a Lawlyer, calm the fuck down!
Officially the word for someone who lol a lot. It is pronounced 'law-yer'
A : Lol lol lol lol lol!!!
B : What the hell? Why are you lol'ing so much?
A : I'm a lawlyer, dawg!