sack of horse piss

Term used to describe something that is of no use whatsoever - usually using during an attempt to install a Microsoft product on a Windows OS.

Arg, that Bill Gates, he's about as much use as a Sack of Horse Piss.

by Stationmiek October 27, 2006

sack of unwanted horse piss

Insult - derogatory term for someone who is offensive to one's senses.

Often abbreviated to 'Sack of Unwanted'

Fuck off! You sack of unwanted horse piss!

by the girl who wanted to be GOD May 5, 2003