buttface - Weblio 英和・和英辞典 (original) (raw)

1983 July 15, ladtmc, “Pet Names”, in net.singles, Usenet‎[1], retrieved 2018-10-04, message-ID <ihldt.1793>:

Since we seem to be gittin' into some slightly more narsty pet names... My sister called her ex-husband "Butt Face" (maybe that's why he's an "ex" now.)