A way of reacting to something when trying to be funny
Oh man, God Damn!

Pablo " Yo how long does it take for a black lady to shit?"
John " How long?"
Pablo " Only 9 months!"
John ' OH MAN, GOD DAMN"
by Ishwad January 23, 2017
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What you say when you're extremely high and baffled by how fucked up you are.
After smoking a phat blunt of that blueberry bubonic chronic the boy retardedly exclaimed "Oh My God Damn Yo" as he fell to the bed.
by John James Kutny February 22, 2007
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