An idea or opinion about a fictional series (Book, TV, Comic, or otherwise) that is true in one's head, but has not become a canon fact.
Synonyms for Head Canon
On this page, you will find 30 slang terms related to head canon. Some of the top words include: Superficial, Jumpin' Jesus on a Pogo Stick, idiot box, boob tube, urban myth, and 25 more.
