in [homestuck] , a popular [webcomic] , many suspect the headcanon that the trolls are carnivores, because of their natural homicidal tendencies and sharp teeth
"(also written as "head canon," but it's really one word
"in [homestuck] , a popular [webcomic] , many suspect the headcanon that the trolls are carnivores, because of their natural homicidal tendencies and sharp teeth" What is the definition of "headcanon"?