its a biggggg exaggeration of zomg, omg, omfg and omfgg
which simply stands for
"ZOH MI FREAKING GAY GOD"
followed by a long line of !
"ZOMFGG DID YOU KNOW THAT LYKE THAT ONE DOOD WAS GOING OUT WITH THAT ONE SKANK????!?!?!111!"

"oh wow. ZOMFGG MY DOG CRAPPED ON THE FLOOOOOOOR !!!11!!!!!!!11!!"
by Livvey July 31, 2008
Get the ZOMFGG mug.