Johnifer Share definition Flag a person who you can't tell if they're a girl or a boy Bob- "Dude... is that a girl or a boy?!?!" Brent- "No clue! Wow.. what a Johnifer" Johnifer by sshheeiillaa August 1, 2008 0 0 Get merch Get the Johnifer mug. Buy Now — $32.95 See more merch