good-by Meaning, Definition & Usage

  1. noun a farewell remark
    adieu; adios; so long; cheerio; good-bye; arrivederci; sayonara; auf wiedersehen; goodbye; bye-bye; goodby; bye; good day; au revoir.
    • they said their good-byes

WordNet

Good`-by", Good`-bye" noun ∨ interjection (Also<
  • Good-by
  • Good-bye
)
Etymology
A contraction of God be with ye (God be w&icr; ye, God bw' ye, God bwye).
Definitions
  1. Farewell; a form of address used at parting. See the last Note under By, prep. Shak.

Webster 1913