The Art of stretching your sexual partners anal cavity and then urinating in the newly widened hole.

Also known as the Greek Waterwell
-"What happened to Your sister last night?"
-"Her boyfriend preformed the greek waterwell on her last night"
-" Pardon?"
-"He stretched and urinated in her Anal Cavity, That is a Greek Waterwell."
-"That is both Hot and Disgusting"
by DEVILtwoPEPE November 25, 2016
Get the greek waterwell mug.