When a man inserts his penis into a womans anus, then replaces it into her vagina smearing her excretment in and around her vagina.
"Hey Duece have you ever even done a philthy lopez?"
"Regular philthy or Extra philthy?"
A male who is willing to wait in the lurch for his roommate to take a momentary sex break; only then to seize the moment and seamlessly slide in sex with the unknowing woman.
God damn Jimmy, pulled a slippery Pete on me and started banging my chick when I went to get water!