The word you use to make your sentences sound nicer.
"You smell funny, lol"
"Haha you look like a peanut lol"
A verbal form of the abbreviation l.o.l. most commonly spelled as lol, standing for "laugh out loud". But verbalized as a word. Sounds like Lull.
When someone reads a text message that says "That was really funny, lol." In this definition it is describing the way in which the person verbalizes "lol." When they would just say lol(lull) and not word out the abbreviation as "laugh out loud."
Hey Tom, Jan texted me, "That card you sent me was hilarious, lol(lull)."