A very big bottom lip, protracted outwards. Sometimes indicating sadness, but sometimes pride too.
One may gubby their bottom lip before administering ral sex
I told the idiot off and he did a gubby and started crying.
That man has a very engorged gubby indeed!
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
Buy the mug