'Seppuku' definitions:

Definition of 'seppuku'

From: WordNet
noun
Ritual suicide by self-disembowelment on a sword; practiced by samurai in the traditional Japanese society [syn: harakiri, hara-kiri, harikari, seppuku]

Definition of 'Seppuku'

From: GCIDE
  • Seppuku \Sep*pu"ku\, n. Same as Hara-kiri. [1913 Webster]
  • Seppuku, or hara-kiri, also came into vogue. --W. E. Griffis. [1913 Webster]