twattopolis 

lesbian mating ground

"I'm headed to the local twattopolis for some girl on girl action."

twattopolis by BadKat September 30, 2008

twatopolis 

a building or group of buildings filled with people who are twats
any gathering of more than 10 such people

Girl 1: "Have you been to the new sorority house?"
Girl 2: "God no, why would I go to that twatopolis?"

twatopolis by SoNotaTwat November 20, 2011

twatopolis 

a large twat (see vagina), being in so massive a size due to being stretched that it is the size of a small metropolis.

Sydney's twatopolis looks like downtown Tokyo on Drift night

twatopolis by PeeterSkeeter December 24, 2007