Definitions by Muzzafucker

grog bog 

The smelliest type of poo that inevitably comes with a hangover, may have several during the coarse of the day if rum was consumed. Often referred to as an 'AGB', or After Grog Bog.

Ohh mate, just did the filthiest AGB.

Holy shit, your grog bog smells like dead rhinocerous!

grog bog by Muzzafucker June 12, 2006