May 1, - The hair around your asshole muffles your farts. So – it's impossible to fart silently if you shave your asshole. (Source). 2. Women's asses are. Jul 26, - She told me stories about how they would inspect each other's butts to insure they were hairless before So ladies and gentleman, yes women have butt hair!What is the purpose of hair in the butt crack?