oswaldtwistle Share definition Flag the act of one(usually male) inserting his fist into the females anus and rotating, also know as the fist and twist " omg Mel loves to oswaldtwistle all night long" "she took it like a slut taking oswaldtwistle" oswaldtwistle by jimp scown November 2, 2008 0 0 Get merch Get the oswaldtwistle mug. Buy Now — $32.95 See more merch