Procure por qualquer palavra, como blumpkin:
 
1.
When someone takes a shit in the upper part of the toilet so that next person to flush gets a shitty surprise
I think my prankster cousin took an upper dumper in my toilet before he left last night, i flushed the toilet my piss was gone only to be replaced with diarrhea-water.
por Idontgiveashit 08 de Outubro de 2013