The crease in jeans that occurs on your zipper when you sit down. Looks like a small penis, hence "jeanis"

A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.

The unfortunate protrusion of excess pant material when sitting, resulting from loose-fitting pants. Often mistaken for an erection by passers-by; may result in mockery, flattery, or just plain embarassment.

The small bunch of denim located at the zipper region of women's jeans that are a little too tight around the waistband, giving the illusion of male genitalia. It occurs mostly when the wearer is seated.

a fold of the crotch region of the jeans, resembling a generous portion of penis

when a girl is wearing a pair of jeans or trousers and whenever she sits down the trousers form into a bulge and she appears to have a penis.

Thats a jeanis.

(jeans + penis)

when a girl sits down while wearing a pair of ill fitting jeans and there is a bulge in the crotch area