American Italian corruption of the Italian word "pisciatoio" (pee-sha-tow-ee-oh), which means public urinal or washroom, to "pisciatoo" (pee-sha-doo")
by The Dogfucker October 21, 2014
term use for toilet or bathroom, usually in Italian coversation or on The Sopranos, By Paulie Walnuts
I'll be right back, i gotta go peeshadoo
by Toca June 14, 2007