Upper decky
Prank involving defecating in the upper tank of a toilet
Prank involving defecating in the upper tank of a toilet
Upper decky is used humorously to describe a mischievous or gross prank.
Dude pulled an upper decky at the party, it was chaos.
Never invite him again, he might do another upper decky.
That upper decky was legendary, but what a mess to clean.
“Upper decky” might sound strange, but we’ll fill you in. Check the Gen Z Slang Dictionary, and let AstroSafe keep your kids’ surfing safe—download now.
