Dropping Potatoes
Taking a shit. Taking a dump. Pinching a loaf.
I could tell my mom was dropping potatoes when she called me on the phone to find out when I needed to be picked up.
potato drop
When a singular person or group of persons defecate from a higher altitude than that of another person or persons in a position so that their excretions land on the heads of their low altitude peers.
It sure is high up here. Watch me give the potato drop to Billy.