from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See seppuku.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Ceremonial suicide by disembowelment, as by slicing open the abdomen with a dagger or knife: formerly practised in Japan by the Samurai when disgraced or sentenced to death.
- n. Suicide or any suicidal action.
- n. An act against one's own interests.
Japanese harakiri : hara, abdomen, bowels + kiri, to cut.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Japanese 腹切り (はらきり (harakiri)). From 腹 ("belly") (はら (hara)) + 切る ("cut") (きる (kiru)). (Wiktionary)