upside down smiley Posted in U Best definition upside down smiley Head over heels. Blown away. Knocked sideways and upside down – smiling. I met the most amazing girl sitting next to me on the plane back from Boston! ð upside down smiley How satisfied are you with the definition? Looking for upside down smiley meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 91 times.