2 definitions by mepmep

Top Definition
Acronym for the interjection "oh, my mother fucking god". Commonly used as a quick way to express alarm, amazement, or dismay.
...then i was liek ommfg cos she was such a hottie and...
by mepmep November 02, 2003
Acronym for Teen Girl Squad of homestarrunner.com fame.
by mepmep November 01, 2003

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