seppuku (noun)

1. In the fantasy novel, the protagonist performed seppuku as an honorable way to protect the innocent from the villain.

2. In the futuristic science fiction movie, the captain of the spaceship chose seppuku as a final act of defiance against the alien invaders.

3. The cartoon character, in a comical twist, mistakenly thought seppuku was a kind of weird dance move.

4. During the Edo period in Japan, seppuku was often used as a form of punishment for dishonorable samurais who failed in their duties.