Faggotus Prime Share definition Flag Faggotus Prime is when Optimus Prime and Megatron has gay sex and then proceed to smear oily jizz on their robot parts. "I was watching the Transformwhores XXX and I saw a Faggotus Prime." Faggotus Prime by Hani Al-Zubaydi April 9, 2017 0 0 Get merch Get the Faggotus Prime mug. Buy Now — $32.95 See more merch