look up any word, like ethered:
the emotion of having fun
Person1: whats up! how are you

Person2: im funderfull
by Dustin Ross May 10, 2007
full of funess
i'm funderfull
by mpoit August 26, 2008
1.)anything that fuses fun with wonderfull becomes funderfull

2.)a most insane time
the trip to amsterdam was most funderfull
by pixierolls May 19, 2007