so gross
(That is) very disgusting, nauseating, or repellant. A: "I stepped in dog poo while I was out for my walk." B: "So gross! People who don't pick up after their dogs should be put in jail!" Your room is so gross. Do you ever clean?
so gross
Sl. How disgusting! He put chocolate syrup on his pie! So gross! He's barfing! So gross!
So gross!
exclam. How disgusting! (California.) He put chocolate syrup on his pie! So gross!