fwippity fwappity Share definition Flag 1.) A term used for long jacket sleeves used as weapons when defenseless. "Don't fuck with me I got my fwippity fwappity weapons at the armed ready." fwippity fwappity by Alexxaline June 4, 2018 0 0 Get merch Get the fwippity fwappity mug. Buy Now — $32.95 See more merch