repeated "O"s used consecutively, usually in the spur of the moment when someone comes to a realization, conclusion, or suprise.
Guy: What does 2+2 equal?
Girl: 2+2=4.
Guy: OOOOOOOOOOOOOOOOOOO, i thought it was 5.
Girl: I believe you just had an ogasm.
Girl: 2+2=4.
Guy: OOOOOOOOOOOOOOOOOOO, i thought it was 5.
Girl: I believe you just had an ogasm.
by OgasmicMan May 1, 2009
Get the Ogasmmug.