the words that everyone who made a definition for after (or close to) November 16, 2019, only did to feed their fantasies of what Harry does behind closed doors despite it not being necessary to go that deep to enjoy the song.
Jason: Hey what does ‘watermelon sugar’ mean?
Magnus: I don’t know but if you look it up in urban dictionary then apparently it means eating pussy, eating ass, male cum, female cum, cocaine, heroine, marijuana, mushrooms... so no one knows.
The name for a type of street heroine that originated in Southern Georgia in the late 1990's. It is famous for it's initial fruity taste when originally placed under one's gums.