“What is the difference between noon and high noon?”/“One is at 4:20.”

The term “high noon” means “precisely noon,” but also means “the time of a decisive confrontation or contest.” There are several joke answers about “noon” and “high noon” that involve cannabis and the term/time 4:20.
     
“Back in my day we called 4:20 4:20, whats with everybody callin it high noon?” was posted on Twitter by Brady Sunter on April 3, 2013. “4:20 could also be called high noon” was posted on Reddit—Showerthoughts on October 30, 2015. “What is the difference between noon and high-noon? One is at 4:20” was posted on Reddit—Jokes on August 9, 2018. “what idiot called weed time ‘4:20’ and not ‘High Noon’” was posted on Twitter by Tuff on January 11, 2019.
     
“‘what’s the difference between noon and high noon?’‘the WEED’” was posted on Twitter by JT on April 2, 2019. “What’s the difference between noon and high noon? Weed” was posted on Reddit—Jokes on April 10, 2021.
   
       
Merriam-Webster Dictionary
high noon noun
1: precisely noon
2: the most advanced, flourishing, or creative stage or period
3: the time of a decisive confrontation or contest
     
Twitter
Brady Sunter
@Sundiggidy
Back in my day we called 4:20 4:20, whats with everybody callin it high noon?
4:23 PM · Apr 3, 2013·Twitter for iPhone
   
Reddit—Showerthoughts
Posted by u/purpledesperado October 30, 2015
4:20 could also be called high noon.
 
Twitter
WHERE DA GRITS
@UncleGrandaddy2
Replying to @niafromtopgolf
if two cowboys smoke weed at 12 pm together is it still called high noon?
11:29 PM · Jan 10, 2017·Twitter for Android
 
Reddit—Jokes
Posted by u/Vmss4 August 9, 2018
What is the difference between noon and high-noon?
One is at 4:20
   
Twitter   
Tuff
@TuffCatDad
what idiot called weed time “4:20” and not “High Noon”
4:22 PM · Jan 11, 2019·Twitter for iPhone
 
Twitter
JT
@JULITUCCl
“what’s the difference between noon and high noon?”
“the WEED”
1:41 PM · Apr 2, 2019·Twitter for iPhone
     
Twitter
Bryan Khuu
@bryan_khuu
Replying to @ps4savewizard
My nephew in middle school made a joke about 4 20.  He called it high noon, i stifled laughed so hard
6:02 PM · Dec 4, 2019·Twitter for iPhone
 
Twitter
Darren Elmore
@darrenelmore
Replying to @patterballs
Weed dispensary called “High Noon”
3:22 PM · Sep 26, 2020·Twitter for Android
 
Reddit—Jokes
Posted by u/-MrWiII- April 10, 2021
What’s the difference between noon and high noon?
Weed
 
Twitter
lonely!?
@soomuchha
what is the difference between noon and high noon?
-weed
6:54 AM · Apr 11, 2021·Twitter Web App