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Ommfgdg! stands for Oh my mother fucking god damn god! Used on IM like MSN, to be used when omg or omfg is an understatement.
Ally says : And thn rite, he goes, "i didnt mean 2 lead u on i thought u understood that n im stil in love wiv her"

Bernie says: Ommfgdg!
by x_ally October 17, 2006
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