OMFGWTFBBQKTHXBAI Share definition Flag What you say in retaliation for an unbelievable statement. Guy 1: I have 4 million nipples Guy 2: OMFGWTFBBQKTHXBAI *Walks away stunned* OMFGWTFBBQKTHXBAI by Somebody Wearing A Hat November 4, 2009 0 0 Get merch Get the OMFGWTFBBQKTHXBAI mug. Buy Now — $32.95 See more merch