To take a shit or crap.
I deficated on my neighbor's front porch.
por Fetus Humper 03 de Outubro de 2005
Yet another mis-spelling of an English word by an under educated public. Of course, the word they're struggling for is 'Defecate'.
I deficate (sic) on your poor use of the language!
por teaurn 01 de Junho de 2007