when a girl sits down while wearing a pair of ill fitting jeans and there is a bulge in the crotch area
by thesexyginge October 16, 2008
Get the jeanismug. A Jeanis is when a girl is wearing a pair of jeans, which consequently make it appear that she has a Penis. If you are a girl, and especially if you grew up in the 90's, then you have probably had at least one Jeanis in your life.
by MitchShevae July 6, 2010
Get the Jeanismug. A beautiful sports girl with long tanned legs, that gets stared at by guy on the athletics field. She is always happy and likes to ride the jamaican bobsled!
by Jan Willemse(cupcake) May 8, 2013
Get the jeanimug. by nicole933938 June 11, 2008
Get the jeaniemug. a girl who murders ponies and and horses daily every day she just kills and kills and makes horses suffer she hates them with all her evil little fat girl heart shes the worst kind of fat girl that exists shes totally huge with boobs that are nothing but fat and kills horses ponies donkys and zebras even a giraffe once shes bad news and totally fat
by ninjadoggy September 3, 2013
Get the jeaniemug. John: "Dude, it's not an erection, it's just my Jeanis."
George: "I spilled hot coffee on my crotch, luckily it didn't soak through my Jeanis."
George: "I spilled hot coffee on my crotch, luckily it didn't soak through my Jeanis."
by Thumbmaster Flex November 20, 2010
Get the Jeanismug. An anime black hole.
by Ero-Ninja August 30, 2008
Get the jeaniemug.