good day

interjection

1. a conventional expression used at meeting or parting during the daytime.

good day

sentence substitute

1. a conventional expression of greeting or farewell used during the day

Word History and Origins

Origin of good day¹

Middle English word dating back to 1175–1225

Idioms and Phrases

Also, good afternoon or evening or morning . Formal ways of saying “Hello” or “Goodbye.” For example, He began rather oddly by addressing the audience with “ Good day ,” or “ Good afternoon, ladies ,” said the sales clerk as we walked out . All these greetings represent an abbreviation of the now obsolete God give you a good day (afternoon, etc.) , which dates from about 1200. Also see good night .

Example Sentences

Whether you lose your device, forget your password or for whatever reason are locked out of your iOS device, having a backup plan can mean the difference between a good day and a nightmare.

From Time

Then Robles was retired on that questionable third strike, which Martinez panned as the glaring mistake of an otherwise good day for Mahrley behind the plate.

From Washington Post

So let’s imagine that our one-of-a-kind-woman faces are a new kind of NFT, a currency backed by a life lived without hesitation in the sunshine of good days and bad.

From Time

While my husband, a rickshaw puller, could make up to Rs300 a day and Rs500 on some good days.

From Quartz

Going back 92 years, Friday the 13ths that fall in November have not been good days for investor portfolios.

From Fortune

If they believe change has bettered their lives, 2016 could be another good day for Republicans.

From The Daily Beast

It was a good day for the anniversary walk; sunny but not blistering.

From The Daily Beast

On a good day, state news is under-covered, especially compared to its importance.

From The Daily Beast

There was plenty of talk about that, but then I heard it was put to bed and they came out with A Good Day to Die Hard.

From The Daily Beast

That way, a bad day is not the end of the world, and a good day seems less unusual.

From The Daily Beast

It was a good day for cyclists, for the main road to the town of Epping was crowded with thousands of them.

From Project Gutenberg

From Yeovil to Torquay, through Exeter, with a stop at the latter place, was an unusually good day's run.

From Project Gutenberg

They had gone but little further when the miller of the neighbouring mill passed them and bade them good-day.

From Project Gutenberg

You may imagine if Donald, who had sniffed a good day's work, meant to give up his bread and butter without a struggle.

From Project Gutenberg

And with that he bid me ‘Good day,’ and on the morrow he set sail in a full-rigged ship for the sunny land of Spain.

From Project Gutenberg