When one farts a bubbly fart and leaves their butthole wet its called fart spittle For example hey Jim that sounded like you just left fart spittle in your britches
Fart Musk is normal for humans to pass flatus through the rectum, although the amount and the frequency may vary greatly between individuals. It is also normal for intestinal gas passed through the rectum to have a characteristic feculent smell, although this too may vary in concentration.
When a man farts while sitting with his legs closed and the fart is of such magnatude that the air passes upwards past his balls with such force that it racks him.