Top definition
A desease in which your penis slowly shrinks to nothing.
Jay moore has the worst case of jibbly cock ever. I think his penis is inverted. Shrinking penis
by Scorpio66699 October 18, 2013
Mug icon

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