stfubomb Share definition Flag A phrase similar to lollerskates and roflcopter, using the acronym STFU (shut the fuck up) John: STFUBOMB! (Everybody stops talking and stares at John like he is a lunatic) stfubomb by PhoenixJ February 3, 2005 0 0 Get merch Get the stfubomb mug. Buy Now — $32.95 See more merch
