High-waisted panties, specially those so high-waisted as to cover the bellybutton at the front, and look even more weird as shit for our sober modern standards from the back, as if the wearer had a great problem letting even the smallest amount of fart to ever leave her, hence the name.
Gordon: Hey Chad, how was your sexy time with that hot chick last night?
Chad: She was wearing fucking fartcatchers! My boner withered as quickly as I kicked that bitch out of the room!
Gordon: So gay. Bad choice of underwear tho