1 definition by J.J. Cales

any egregious acts such as trashing or vomiting in someone's house or in a public location that may ruin the night, the place or the persons life. (in some cases may incur one fines or lawsuits)
1:man chris puked all over and tore up my couch last night
2:yea man, he really pi-phi'd your house

1:you hear about those girls that pi-phi'd homecoming?
2:yea, they were a real class act.
by J.J. Cales May 29, 2010
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