Pudding Pistol

The human anus, in the act of defecation.
The act of taking a shit

After that huge burrito at lunch, I may have to fire the pudding pistol before our 2 o’clock meeting

Mud Gun

The human anus in the act of defecation
“Shooting the mud gun” or “taking a shit”

Well it’s 8am and I just had my coffee, time to go fire the Mud Gun

Toot Flute

The butthole, commonly referenced as it pertains to the act of farting

Man it stinks in here! Did someone play a few notes on the toot flute?