good day

See synonyms for good day on Thesaurus.com
interjection
  1. a conventional expression used at meeting or parting during the daytime.

Origin of good day

1
Middle English word dating back to 1175–1225

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use good day in a sentence

British Dictionary definitions for good day

good day

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Idioms and Phrases with good day

good day

Also, good afternoon or evening or morning. Formal ways of saying “Hello” or “Goodbye.” For example, He began rather oddly by addressing the audience withGood 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.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.