brazillian steamboat
hey, [person 1] is in the shower, i'm gonna go run the brazillian steamboat on him
is a prank that happens when one person is in the shower and another person enters the bathroom and takes a nasty shit in the toilet
"hey, [person 1] is in the shower, i'm gonna go run the brazillian steamboat on him" What is the definition of "brazillian steamboat"?