Casey truth

A nonsensical story that can include fictional characters and hallucinations. From the Casey Anthony trial.

You've been sworn to tell the truth, not the Casey truth.

Casey friend

A person that does not exist. It can be either a hallucination, dream, or made-up. From the Casey Anthony trial.

Daniel didn't have many friends so he created a Casey friend to play with.

Casey talk

Nonsensical statements. From the Casey Anthony trial. These include irrational statements as well as hallucination-like remarks about things that do not exist.

The boy was so interested in getting out of trouble that he tried to Casey talk his way out of it.