Stemming from the word ponder, which comes from the Latin root of ponderare which literally meant to weigh. Meaning ponder means to weigh and think about
heavy thoughts . Now dufius stemming from
doofus as defined in Peter Farleys literary masterpiece Dumb and Dumber, as a stupid person. Combining these two stems create a word that describes having a idiotic,
insane, or stupid idea.