Acronym for Los Angeles Angels, which is a retarded acronym created by owner Arturo Moreno in order to make citizens of Los Angeles feel welcome in Anaheim, where the Angels actually play.
At Dodgers Stadium
Arty Moreno:How come it says ANA on the scoreboard? It should say LAA now.
Frank McCourt(Dodgers owner): Bro, you guys play in Anaheim not in L.A., so we're not putting up LAA if you're not from L.A.
Laughing at Aviation or LAA is the overall parent term of
ROFLCOPTER, LOLPLANE, LMAOHANDGLIDER. It is to express extreme laughter that is like experiencing all three at once.