a fat person, generally 11 years old, who almost always enjoys eating pies and burgers, as well as squeaking on his chair as a means of communication in any voice chat possible.
by koldoats June 2, 2020
Get the fat jimmymug. by DJY July 2, 2006
Get the jimmy fatsmug. Run away from him he is an asshole and hates people he can’t catch you though if you run he pretty big
by Irjsbabkak January 14, 2022
Get the Big JIMMY FATmug.