Disgusting + Undesirable = Disgustable.
When something you see, smell, hear, touch or taste is totally and completely disgusting, revolting, undesirable or just straight distasteful, that's grounds for being disgustable.
Being the guest of honor at dinner, I had to at least try the main dish, which was tuna casserole. It was the most "DISGUSTABLE" thing I've ever tasted!!
The tuna casserole recipe called for tuna, garlic, hamburger, chocolate chips, noodles, bacon, coffee grounds, pinto beans, italian seasoning, nutmeg, cloves, granola, rice, sugar, eggs, tomatoes, broccoli, black pepper, maple syrup, bananas and crushed potato chips sprinkled across the top.
Used as a noun to describe something or someone that is repulsing to you either by action or nature. It can also be used as a complete sentance in response to information received.
As a noun:
Indian food is disgustable.
The work he did on my house is disgustable.
As a response to information received:
Party A:Giovanni cheated on his wife, contracted an STD, and passed it on to his wife not knowing.
Part B: Disgustable!
Something that is so disgusting, it is disgustable.
Ewww! You just farted?! That's disgustable!!