OhMyFuckingGod Share definition Flag OhMyFuckingGod: Used to imply reverance, surprise, fear, incredulity or recognition of a Texan or DemiGods presence or Aura. OhMyFuckingGod, what's this intense power I feel approaching from the direction of Texas?! OhMyFuckingGod by TexanGod May 16, 2018 Get the OhMyFuckingGod mug.