Definitions by BrasilianInglish

zygotinous 

An insult pertaining to an individual who has failed to develop further than a zygote, coined by grump of Game Grumps Arin Hanson (The video game boy, the one who wins)

“That Harry, pretty zygotinous isn’t he?”
"AHHH FUCKIN' ZYGOTINOUS PIECE OF SHIT"

zygotinous by BrasilianInglish June 18, 2019