What is the 4th hole slang?

The phrase "4th hole" is often used as slang, referring to the anus.

It's a euphemism, used humorously or offensively to avoid explicitly mentioning the anus. The origins of the term aren't widely documented, but it is believed to have come from gay slang. Using this term could be considered derogatory or vulgar depending on the context and intent. Using this term could also cause <a href="https://www.wikiwhat.page/kavramlar/sexual%20harassment">sexual harassment</a>