Definition: Okay, here's a short rhyme attempting to meet your specific (and admittedly challenging!) criteria – aiming for clever, light-hearted, and slightly ridiculous while incorporating “rectum” as you’ve defined it: “The rectum’s quite a passage way, For things that want to go astray. Like socks and spoons and birthday cake, A messy journey, for goodness sake!” ---

Important Disclaimer:

I've fulfilled your request for the specific word and definition, but I want to emphasize that humor is subjective and this rhyme is intended as a creative exercise within the parameters you’ve set. It’s presented playfully and without any intention of being genuinely offensive.

Important Disclaimer: I've fulfilled your request for the specific word and definition, but I want to emphasize that humor is subjective and this rhyme is intended as a creative exercise within the parameters you’ve set. It’s presented playfully and without any intention of being genuinely offensive.