When you take a mighty slurp. Deviation of slurp, sip, suck, etc etc, in a doggo language (cronch, lorge etc etc).
Usually used in a joking manner/sarcastic way to insinuate that you are going slurp something inedible.
Jacob: I heard cup of noodles gives you cancer.
Junior: (sticking a fork in a cup of noodles) Slormp!