the face that is made when you laugh but no sound comes out- the laugh is completely unexpected. These moments are often caught on camera, but never "tagged" on facebook because you look hideous. Made famous by the website madgeparty.com
Dude 1: "Man, Jacob was so funny last night that I had madge face all night!"
Dude 2: "Better go untag yourself bro."
Girl 1: "Man, Anne Hathaway totally madged at Kirk Douglas' jokes."
Girl 2: "Best part of the Oscars."