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Meaning of cheerio

cheer•i•o

Pronunciation: (chēr'ē-ō", chēr"ē-ō'), [key]
— interj., n., pl. cheer•i•os.
—interj.
  1. good-bye; good-bye and good luck.
  2. (used as a toast to one's drinking companions.)
—n.
  1. a good-bye or farewell.
  2. a toast of “cheerio!”
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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