Oh my god laughing out loud what the fuck barbecue.
OMGLOLWTFBBQ is composed of 4 abbreviations (OMG, LOL, WTF, and BBQ) and was originally used to make fun of people who used abbreviations online a lot. It can carry the meaning of any or all of the constituent abbreviations.
Someone who is always around. They are part of your group of friends, or you think they must be, because they are always around. They are at your party, or they walk into town with you.
*Usually said person doesn't contribute much to the conversation or they just aren't funny.
Jamie- Dude, today your were a snowboarding Afrostar!
Charlie-Yeah, but who was that kid who kept trying to hang with us?
Jamie-I don't know bro, i figured he was someone's friend.