bidoofus Share definition Flag An insult referencing the Pokemon "Bidoof" meaning stupid, useless, dumb, retarded, or a bitch, Just like Bidoof Lol, what a Bidoofus, he got 1/60 on the math test that friggin bidoofus bidoofus by Boobs Are Cool June 12, 2011 0 0 Get merch Get the bidoofus mug. Buy Now — $32.95 See more merch