Definition of "bye"

noun:
- The position of a person or team in a tournament or competition who draws no opponent in a particular round so advances to the next round unopposed, or is awarded points for a win in a league table; also the phantom opponent of such a person or team.
  
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- An extra scored when the batsmen take runs after the ball has passed the striker without hitting either the bat or the batsman.
  
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- A dwelling.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
- Obsolete spelling of bee.
  
  bee
  from Wiktionary, Creative Commons Attribution/Share-Alike License
interjection:
- Goodbye.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
preposition:
- Obsolete spelling of by.
  
  by
  from Wiktionary, Creative Commons Attribution/Share-Alike License