The act of a man waggling his penis in an up and down fashion using his pants/shorts so he can shake off the last bit of pee that might be inside or stuck to the tip. Commonly used after urination, but can also be a strange way of getting erect.
Blake: Yo Travis, do you not pimmy shimmy after you piss?
Piggy Stach is the smell of rotten feet. Piggy for feet, from this little Piggy went to the market. Stach just means bad stanky disgusting stench. Smelly gross feet.
1) That Big Back girl thinks shes a 10 but she needs to look in a mirror cause shes got Miss Piggy Syndrome
2) She always coming around hitting on everyone like she's beautiful but someone needs to tell her she's got Miss Piggy Syndrome