1 definition by Slick, Ravi, Noddy, Captain.

A mareblue is a slag term for the word "Shit".
I had hell of a mareblue this morning.

I need a mareblue.

I've had two mareblue's today.
by Slick, Ravi, Noddy, Captain. August 25, 2009
Get the Mareblue's mug.