Means to laugh so hard that pancake syrup spurts out of your nose and back all over your Pancakes that you were eating.
FlubiGiggle is scary man
by DaWaffler November 22, 2010
Get the FlubiGigglemug. Get the FlubiGigglemug. Get the FlubiGigglemug. Get the FlubiGigglemug.