When someone does a fart, but liquid comes out.

Something legendary and really fluky that happens at random.

adj. - being both lumpy and moist; usually used to convey disgust, but sometimes admiration

The art of female vaginal gas release (a parp) whilst defecating at the same time (shitter). To be a true parpy mcshitter, the women must do this act into a Mcdonalds Mcflurry icecream container. Then a straw or other eating device can be added and served to the customer.