rotz Share definition Flag To describe something that is rotten; short for rotten;awful;putrid, raunchy. noun, adj. used in a sentence "my rotz" means my rotten ass, if you say "thats rotz" it means you despise that object/thing, or that is rotten/awful. rotz by Dana Erickson May 25, 2006 0 0 Get merch Get the rotz mug. Buy Now — $32.95 See more merch