Top definition
1. The act of defecating on another's chest in two pieces then ejaculating between them, resembling a Nanaimo bar.

2. When referred to geographically (Nanaimo, BC), the act of defecating on another's chest then urinating around it, making it resemble Vancouver Island.
Jen was never able to eat her favorite dessert again, because of a rough night that ended in a steaming Nanaimo.

I always hated geography, but after that night when Jason gave me a steaming Nanaimo I knew every city on the west coast.
by jimmyjojoshabbadu January 22, 2014
Get the mug
Get a steaming Nanaimo mug for your fish Jovana.