What is do you smell what the rock is cooling?

"Do you smell what the Rock is cooking?" is a catchphrase famously used by former professional wrestler Dwayne "The Rock" Johnson during his time in the WWE. The phrase was used to hype up his matches and taunt his opponents. It has since become one of his most iconic catchphrases and is closely associated with his wrestling persona. The phrase is often used to signify that something big is about to happen or that The Rock is coming to make a statement.