turtleneck butt

When you go a month without pooping, and the turd is so huge it stretches you hole so far that afterwards it hangs down loose like the collar of a turtleneck sweater.
I went to camp and couldn't poop for a month. When i finally did, it stretched my asshole out so badly now I've got turtleneck butt.
by TenhoSede December 07, 2020
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Turtleneck Butt

Something you Googled after watching Big Mouth Season 4 Episode 3
Andrew: "According to WebMD I have turtleneck butt.
by This is what you get December 17, 2020
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