butthole

[buht-hohl]

noun Slang: Vulgar.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for butthole

It was only a matter of time before meatier critical journalism began to pick up on the butthole zeitgeist.
The ‘Back Door’ Is Having Its Pop Culture Moment
Gabriella Paiella
September 27, 2014

also butt-hole, "anus," 1950s slang, from butt (n.1) + hole (n.). Earlier it meant "blind hole; cul-de-sac" (early 20c.).