Buttspiders 

A sexually transmitted disease in which the patient develops scabies (crabs) that reside on the hair of the buttocks. It is most often acquired from gay anal sex.

See that dude over there?
Oh, him? That's Tanner.
Yea, Tanner. That kid is so queer, he MUST have buttspiders.

Buttspiders by Tanner l98 January 24, 2011

Butt Spiders 

Another term for an itchy sphincter. Can be caused by remaining "butt particles" i.e. failure to clean properly or by the onset of hemorhoids. May also be caused by sand, dirt, etc. in underwear.

After sitting at the beach for hours, she felt like she had butt spiders making a nest on her bunghole.

Butt Spiders by wifflebird April 23, 2008

Butt Spiders 

A form of diarrhea in which you crap liquid crap containing spiders (living or dead.) of no certain species.

also spelled buttspiders

Tanner: Dude who in this house is crapping spiders!?

Ryan: Yeah, whoever it is, get out! We don't want you giving us Buttspiders!

Nick: Well it's not me! I know I don't have Butt Spiders.

Butt Spiders by .Tanner Linares. January 3, 2011