What does BFFCY mean?

BFFCY meaning in Urban Dictionary

huge fat fuckin cock, yeah - a manifestation of severe delight, ususally repeated over repeatedly and faster and faster through to the terms be undistinguishable to the level in which just the letters can be utilized; additionally often recited while making a fake moustache with a finger. Moustache is within mention of the well-known business economics teacher whom thought BFFCY to be specifically funny.