The regional term specific to Philadelphia, NY for the ring-shaped bread product more commonly known as a bagel. The usage of the term was popularized by Collegehumor.com.
I love a Jibbly John on the Half Shell with a shmear of cream cheese in the morning (Go Phillies!).
Give me a couple of those Jibbly Johns on the Half Shell (Go Phillies!).
A species of monkey, usually 4foot 1. John Schellar is known to roam around the hallways and when he's not, theres a 99% chance that he's grinding brawl. I saw a John Schellar once, he never saw me, absolutely devastating.