1. Interjection (kandoushi)

   goodbye; so long; farewell

   see さようなら

2. Noun, Suru verb, Intransitive verb

   saying goodbye to (e.g. life as a bachelor); putting an end to; parting with

3. Noun or verb acting prenominally

   farewell (performance, party, etc.); final; last; game-winning (e.g. hit)

Also written サヨナラsayonara