This word can be used just like "good morning, and goodnight" is used, though it is intended for us nocturnal folk that are always arguing on whether they should say good morning or goodnight after 12am, and before 5am.
as the clock strikes 12am: Goodmornight! Why might you be up at such awkward hours?
by aaronrocket September 19, 2007
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when it’s past 12am and still dark outside but you want to say goodnight.
*getting off the phone* : goodmornight talk to you later
by @gracedotyy July 13, 2019
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Dedintion 1:
What u say after having a really deep conversation till 4:20 with ur best friend in the middle of fucked up times.

Definition 2:

When it's past 12am and you havent slept yet so your unsure if you say good moring or good night.
Friend 1- Do we say good morning or goodnight?

Friend 2- I don't know, just say goodmornight.
by Holly Ems April 9, 2020
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When you slept without saying goodnight and want to make up dor it first thing in the morning when you wake up, but also needed to say goodmorning at the same time.
Goodmornight mahal ko! Sorry, i was dead tired last night my eyes shut as soon as i hit the bed.
by AA 04 August 29, 2018
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Good morning/night. A term used in gaming and chat. Used due to multi-time zones. (Originated in MSN San Diego Chat in 2000)
Goodmornight everyone! Have a good day or eve!
by Rogue 42 January 5, 2021
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When you’re talking to someone and you’re going to sleep but it’s past 12 am making it “morning
It’s 4 am and I have an early class tomorrow, so goodmornight!
by hoodedAlissaR May 26, 2020
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