You sit on the can, unleashing a massive load only to realise you have but a single sheet left clinging to the roll. This triggers your one sheet adrenaline, allowing you to use this last sheet with such efficiency that you still manage to get the job done, thus a one sheet wonder.
Dude 1: Dude, thatâs the second one sheet wonder Iâve pulled off this week!
Dude 2: Woah.
Dude: Would you believe I pulled off a one sheet wonder only five minutes ago?
Chick: Fuck me right here!