Faddower
A big, round butt, usually belonging to a woman. It's so big, it looks like it could double as a tire. People use it as a compliment, even if it's more like a curse.
"She’s got a faddower so big, it could power a car." - Facebook post
Just saw my mom’s faddower and I instantly felt jealous." - Text from my little brother
My friend’s faddower is so big, it looks like it could double as a tire." - TikTok comment