tailpipe 

To finger someone in the butthole with your big toe

To insert your big toe into someone's anus

Hey!...Colin Ima tailpipe you boy...in the butthole.

tailpipe by Badass motherfucker colin cock November 19, 2011

Cat tail 

A cat tail is a piece of dookie that has fallen just right so that it lands sticking straight up out of the toilet bowl water.

Joe: Oh man, that burger I ate last night plopped down like a big cat tail this morning!

Kate: Ew, gross!

Cat tail by vanevery May 18, 2010

Rooster tail 

While having sex in the doggy-style position, the man shoves his thumb unto his partners butthole, while the thumb is inserted, the man extends all other fingers. Thus, resembling a rooster tail.

Jonny gave rachel a rooster tail last night before bed, hope he doesn't still suck his thumb.

Rooster tail by UH0311 November 14, 2014

Pin The Tail on The Soul Mate 

The game needy people are playing when they go from relationship to relationship talking about spending forever with their current partner, when they actually will eventually bail after a few signs of trouble, only to soon find some other sucker.

Bruce: Yeah my cousin's with my ex now.
Karen: Yeah they seem really happy together.
Bruce: Too bad she's just playing Pin The Tail on The Soul Mate all the time. I already feel sorry for him.

Pin The Tail on The Soul Mate by MonsterCockBaby September 25, 2010

Cow-Tail 

When a girl takes a dump after having a load blown in her.

"Damn girl, Chris kept creamin' me last night. I have been growing cow-tails all morning.

Cow-Tail by Dunkin' Sachell November 10, 2009

penis tail 

What Weimaraners have.

Look! That dog has a penis tail! Grab it and see what happens!

penis tail by Karl Moen May 3, 2008

Yellow tail 

n.- A very good wine imported from Australia. Also, an attractive light-skinned black woman. Cases in point Tisha Campbell, LisaRaye McCoy, and Raven Symone.

Yellow Tail is not a pause. It's light-skinned eve with a fat ass.

Yellow tail by Sabal Laiwalayam September 25, 2010