Define Headcannon Meaning

Headcannon
A miniature cannon mounted on one’s head. Used mainly to prank unsuspecting friends. A headcannon is very difficult to ignore.

“I’ve got a new headcannon.”
Yeah?”
“Yeah.”
*launches cannonball at friend*
By Kiersten
Headcannon
A personal belief or interpretation about a story or pice of media that has not been confirmed nor denied in the media itself.

It’s my headcannon that they eventually make it back home, but we’ll never know because the series ended with them attempting to escape.
By Dyane