a big pile of poo in a urinal 

Usually means when there's a pile of poo in a urinal.

I needed to take a piss but there was a big pile of poo in a urinal, so I used the sinks

a big pile of poo in a urinal by Monkeygrease September 3, 2005

a big pile of poo in a urinal 

Professional incompetence or dishonesty.

George W. Bush's foreign policy is just a big pile of poo in a urinal

a big pile of poo in a urinal by mustapha hamshandi March 31, 2007

a big pile of poo in a urinal 

When a particular female, is either engaged in a relationship or is otherwise unavailable to those who would like to 'tap that ho'

Guy 1: Man i wanna 'tap that ho' but shes being a big pile of poo in a urinal...i wanna use it but i can't.
Guy 2: aww man that sucks mad balls, i just use the sink.

a big pile of poo in a urinal by maria hernandez November 30, 2007