by j-oshua October 15, 2009
When lips are severely chapped due the cold weather and a crack develops towards the centre of the lower lip causing the lip to look like a bumlip
by Al The Kemist November 23, 2007
by RichieC-RichieDoo January 19, 2009
by brett mate December 05, 2007
The rim of your anus typically with a circumference 2πr, r being the radius of the ass pussy. This has an exponential growth whether you are excreting waste, or receiving sweet love which is proportionate to each persons bum cheek volume.
by KinkyCactus June 01, 2016