Adj. a nonsense word meaning fantastic; also called supercalifragilistic
"It's Supercalafragilisticexpialidocious, even though the sound of it is something quite atrocious, if you say it loud enough you'll always sound precocious, supercalifragilisticexpialidocious!
Umdiddle umdidllei, Umdiddle umdidllei..
by Jordan H. May 13, 2005
Get the supercalifragilisticexpialidocious mug.