1 definition by Mycousintoldmeaboutthis!!!

A female human takes her thumb and sticks it up a male human's anus. She then wiggles her fingers playing with the scrotum and says "FLOPSIE!" in a high pitched voice.
Last night I got the world's best FLOPSIE!

I tried to give Hank a FLOPSIE but I couldn't fit my FAT thumbs in his anus hole!
by Mycousintoldmeaboutthis!!! August 23, 2008
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