Definitions by McTastic

dirtbiking 

The act of shitting oneself whilst wearing tight biker leathers or racing suit.

'I almost crashed my road-bike yesterday, and ended up dirtbiking'.

dirtbiking by McTastic July 16, 2008

Tubing 

Penetrative sex using the hole provided by a colostomy. The recipient may or may not actually be alive. Tubing may also be combined with a mung should a suitable candidate be available to provide a true rush for sicko-thrill seekers.

Nightshift in the morgue was generally boring until Liam discovered tubing.

Tubing by McTastic July 16, 2008