Also found in: Thesaurus, Idioms, Wikipedia.


or good-bye also good-by (go͝od-bī′)
Used to express an acknowledgment of parting.
n. pl. good·byes or good-byes also good-bys
1. An acknowledgment at parting, especially by saying "goodbye."
2. An act of parting or leave-taking: many sad goodbyes.

[Alteration (influenced by good day) of God be with you.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


or good•bye


interj., n., pl. -byes. interj.
1. (a conventional expression used at parting.)
2. an act of saying good-bye; farewell.
[1565–75; contraction of God be with ye]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.good-bye - a farewell remarkgood-bye - a farewell remark; "they said their good-byes"
farewell, word of farewell - an acknowledgment or expression of goodwill at parting
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


or goodbye
also good-by
A separation of two or more people:
Of, done, given, or said on departing:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in classic literature ?
HIGGINS [coming grimly at her from the divan, and accompanying her to the door] Good-bye. Be sure you try on that small talk at the three at-homes.
"Go and say good-bye to Miss Watkin, and we'll go home."
"Good-bye, old girl," he said; "don't you worry about me.
Johnny Dooit next came on the platform with his tool-chest, and in a few minutes built a great flying machine; then put his chest in the machine and the whole thing flew away together--Johnny and all--after he had bid good-bye to those present and thanked the Princess for her hospitality.
Madame Karenina entered the carriage again to say good-bye to the countess.
The women cried over Cathy, so did even those stern warriors, the Rocky Mountain Rangers; Shekels was there, and the Cid, and Sardanapalus, and Potter, and Mongrel, and Sour-Mash, Famine, and Pestilence, and Cathy kissed them all and wept; details of the several arms of the garrison were present to represent the rest, and say good-bye and God bless you for all the soldiery; and there was a special squad from the Seventh, with the oldest veteran at its head, to speed the Seventh's Child with grand honors and impressive ceremonies; and the veteran had a touching speech by heart, and put up his hand in salute and tried to say it, but his lips trembled and his voice broke, but Cathy bent down from the saddle and kissed him on the mouth and turned his defeat to victory, and a cheer went up.
This having been agreed upon, Dorothy bade good-bye to all her friends.
"I ought to be grateful for this chance of seeing you once more, of saying good-bye to you."
Yet I left her with an aching sense of having been a brute, and on the morning of my departure from Paris, as I said good-bye to William and Dora, I spoke somewhat seriously of Semiramis.
"Well, good-bye!" said the prince, holding out his hand.
"Good-bye," he answered, raising his broad sombrero, and bending over her little hand.
'I have come,' said Joe, 'to say good-bye--to say good-bye for I don't know how many years; perhaps for ever.