bumsplit 

The crevasse in the bum caused by a person pulling their pants up too high. This action often causes Cameltoe or Moose Nuckle in females.

That jogger we just passed was wearing analflage, yeah, by the look of her cameltoe, she must of had some serious bumsplit happening!

bumsplit by Swanman July 20, 2014

bumsplat 

The term bumsplat is used to describe a person/object which disgraces their chosen field. A bumsplat usually occurs on the face of that field.

George Bush is a bumsplat on the face of Society.

Ashton Kutcher is a bumsplat in the face of humanity.

bumsplat by gbefree November 29, 2009

BumSlit 

When two cheeks collide there is a split second we’re there is zero space between them and instead of being a crack it becomes a magical slit

As Larry Frolicked buttass naked through the meadow his buttcheeks colided and parted to create the most beautiful BumSlit

BumSlit by Desondra July 8, 2018

bumspliff

a spliff that is smoked inside ones rectum using the power of suction.

Hey Ryan, wanna come and smoke a bumspliff with me later?

bumspliff by bumlover11 April 13, 2021