Craposterous
A hybrid of crappy and presposterous. When something is both ridiculously unbelievable and terribly bad.
Man: Guess what I did the other day?
Woman: I don't know, tell me.
Man: I pooped in the backyard and then fed it to my cat, and he ate it!
Woman: No way! That's craposterous!
Woman: I don't know, tell me.
Man: I pooped in the backyard and then fed it to my cat, and he ate it!
Woman: No way! That's craposterous!