- Memetic Mutation: "Cujo" became a catch-all term for rabid or otherwise dangerous dogs in the eighties.
- Paranoia Fuel: And how. Better make sure your dog's vaccinated...
- What Do You Mean, It Wasn't Made on Drugs?: Inverted. King actually was on drugs while writing the novel (to the point that he has no memory of writing it), but despite this, it isn't surreal or incomprehensible.