- Good morning is defined as a polite greeting or farewell that you say to someone in the early hours of the day.
Good morning is an example of something you say to someone when you see him for the first time at 9 AM.
good morning definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a phrase used in the morning as a greeting or farewell
good morning - Phrases/Idioms
see under good day.