Peter griffin is a fictional character, who's usually used to describe people with a big chin.
There is many peter griffin look-alikes such as Robert Franzese and Jamie Chalk.
"Why is your chin so big, are you irl peter griffin?"
Dude shut the fuck up thats not funny.
Dude come on fuck off Peter Griffin
Peter Griffin is from a show called family guy.
Hey look it's Peter Griffin! (Pet-r grif-in) "Peter Griffin"
Peter Griffin
Peter Griffin: "Peter Griffin"
Brian: "What the Fuck?!?"
A Fat guy who's brain cell is a size of a peanut
Hey, Peter Griffin is fat cracker