Related, a buttload of dildos is just one dildo.
There’s porn that disagrees with you.
in rural iowa, it might be converted into 2 hogsheads.
And then it gets awesome. Eventually, their bodies fuse together and they form a multi-headed live dildo king and we saw one.
This is fanciful. Regardless of the capacity of a butt of wine or beer, the word “buttload” has only been used since the latter half of the last century.
Isn’t this where the term pork butt comes from as well? The cut isn’t the pig’s rear end (it’s actually the shoulder), but they were often stored/preserved in these butt barrels.
The wonders of the English language:
A while ago, a farmer walked through a pork processing plant in Oklahoma with a friend who managed it. He came across boxes stacked on the floor with labels that said “artificial calamari.” So he asked his friend “What’s artificial calamari?” “Bung,” his friend replied. “Hog rectum.” Have you or I eaten bung dressed up as seafood? Ben investigated.
https://www.thisamericanlife.org/484/doppelgangers/act-one-17
Technically Bung can also be cow rectum, and is sometimes used as a (non-edible) sausage casing.