The act of posting something highly irrelevant to a forum thread that has not been posted to in months, even years, to bring it back from the dead.
9/23/2014:

I would have to say that TF2 is one of the best games ever made.

*insert 100 posts here, last one 9/24/2014*

9/23/2017:

lol

This is an example of necroposting
by SilverishGoldNova September 23, 2017
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To post on a thread that hasn't been active or relevant in a while ("dead").
Bro, this thread is 2 years old. Why did u post on it? That's Necroposting!
by TWOYRRITE November 14, 2017
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To dig up an old post and topic that has long since been buried. An old tired poster walking around in tattered threads.
Zeke necropostered the lounge in a drunken stupor. Dayglow has become a necroposter as of late.
This thread isn't fit for a necroposter.
I'm surprised that Claude even speaks to such a necroposter.
Gayblow derives scat satisfaction in his necroposterdum
by Shove Aloe October 13, 2006
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A bad word in Seemscottian English
Why you little necroposts of a current freedom, BOOMER77WASTAKEN WILL KILL YOU!
by Seemscott October 2, 2021
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The act of replying to a discussion where the last reply before yours was from more then 3 years ago
Jimmy: What's your favourite color? (2020)
Billy: my favourite color is cyan (2023)
Jimmy: Nice necropost dumbass (2023)
by assjuiceinator August 1, 2023
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