Used to describe someone thick or frustratingly stupid. Based on the slang for a ladies downstairs area
Darren: "I sold my Datsun to this geezer who then crashed it and wanted his money back"
Tim: "urgh, what a complete Gammon Slipper"
Tim: "urgh, what a complete Gammon Slipper"
by QuantumMan October 07, 2016

•Average Gammon... Get out your salmon..?
•Callum: how'd your date go?
Oly: she was average gammon at best.
Callum: and did she get out her salmon?
Oly: Of course baba, eeaassyyy!
•Callum: how'd your date go?
Oly: she was average gammon at best.
Callum: and did she get out her salmon?
Oly: Of course baba, eeaassyyy!
by McCooks June 13, 2014

by lsav redeyes September 15, 2013

by Ghandi's Child May 23, 2022

by ScrivenerUK November 23, 2018

The fuel that keeps the Brexit light burning and the delusion that the United Kingdom has the same economic leverage, global relevance and political integrity as the rest of the developed world.
No leverage, no relevance, just the a tank half full of gammon oil fueling a floundering united kingdom spiraling down the council gritter.
by Joe Smiff September 10, 2023

by DumbledoreFartsSoMuchCum April 29, 2019
