8
When a pair of jeans makes a girl appear to have a penis.
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 June 30, 2010
Get the mug
Get a Jeanis mug for your sister-in-law Rihanna.
9
The area around the crotch that mimics the shape of a phallus while wearing jeans.
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."
by Thumbmaster Flex November 17, 2010
Get the mug
Get a Jeanis mug for your fish Bob.
10
(1)the Jeanis is something that takes shape in the front of your jeans that makes it look like you have a penis in your jeans, even if you don't (for the girls) (2) if you actually have a penis and the tiny Jeanis that occurs, makes it look bigger.
hey stacy you have a code jeanis happening you might wanna flatten that out
by jamie laurence April 24, 2011
Get the mug
Get a Jeanis mug for your mama Yasemin.
11
Jeanis is the term for when your jeans bunch up, making you look like you have a penis.
I would love to wear these jeans, but they give me a huge jeanis...
by thatonechick2392 June 15, 2011
Get the mug
Get a Jeanis mug for your papa Vivek.