whooperup Share definition Flag Victorian slang for a person who is absolutely terrible at singing. This is mostly directed towards a lot of tone-deaf people. "Get that whooperup belting Celine Dion off the stage! It's our turn to sing 'No Diggity.'" whooperup by Quick-Thicc March 10, 2021 0 0 Get merch Get the whooperup mug. Buy Now — $32.95 See more merch