Dead asshole

I really don’t know what it means but all I know it means something smells so bad that it smells like a dead asshole

EW WTF IT SMELLS LIKE A DEAD ASSHOLE IN HERE KAREN!

DEAD DOGS ASSHOLE

A phrase used to strongly reinforce and help paint an extremely vivid image in the listeners mind when describing something to those who are possibly imagionatoraly impaired or have a total lack of imagination altogether.

"OI what happened to you last night mate because you've woken up today looking and smelling like a DEAD DOGS ASSHOLE"