Oh fuck me, startled expression on seeing something unexpected, such as a really nasty URL or shocking You Tube video.
by Jon Frum May 14, 2008
Get the OFMmug. 
Oh Fizzing My - A step up from "Oh my".
When you hear information that makes you literally fizz at the bung.
When you hear information that makes you literally fizz at the bung.
by Clarica F November 9, 2013
Get the OFMmug. ofm=oh fuck me
by chamassita May 9, 2011
Get the ofmmug. by lozory May 18, 2008
Get the ofmmug.