90s chat or text shorthand for, lower bodily orifice or 'asshole' . Heard it used in conversation pronounced as one word, elbeo and with each letter punctuated, "Oh my God, he was such an L.B.O.!".
A pasty, white, socially inept Americandork that has never learned to dress properly or how a gym membership works. Is likely part of the incel movement. Has to fly over to some economically depressed Asian country in order to trick a girl into being with him. After a hasty marriage, he blows up your feeds with pictures trying to prove his new social value. Beware of the LBH at bars/clubs... he will drivel on endlessly explaining his worldly insights into his newly adopted "oriental" multi-culturalism
L.B.H. Steve's fucking facebook posts about all his favorite new Pho restaurants are pissing me off... I'm going to bang his hot wife until she can open her eyes enough to see what she's gotten herself wrapped up in