Cannibalistic (adjective)

1. Relating to or characterized by cannibalism; the act or practice of eating the flesh of one's own species.
2. Engaging in destructive self-consumption; devouring one's own resources.

Origin:

Early 17th century: from french cannibale or latin cannibalis, from canis "dog" (because of the supposed human-eating habits of some tribes).

Examples:

1. The tribe was known for its cannibalistic practices.
2. The cannibalistic behavior of the virus was destroying the host cells.
3. He had a cannibalistic tendencies and couldn't stop eating his own kind.
4. The company's cannibalistic business model was unsustainable.
5. The cannibalistic nature of the beast was revealed when it ate its own young.