I saw this on Twitter the other day and it blew my mind: After immediately falling down a Google hole about it, I discovered that this is, indeed, true! A butt, also known as a pipe, is a unit of measure for English Brewery Cask Units and English Wine Cask Units. It's the second-largest barrel [&]

https://boingboing.net/2020/08/24/a-buttload-is-apparently-a.html