April 12

A day someone important died (all I have to say)

jake: john what day is it

john: it’s April 12

jake: 💀

by Marvelfan10 April 12, 2022

july 12

The day when ARMY is celebrating their birthday
The day of BTS's debut

BTS started July 12, 2013
So did their ARMY

BTS's and ARMY's birthday a.k.a july 12

by I.Hate.Snakeu July 13, 2018

National Lennetlive day (July 12)

July 12th is now National Lennetlive day in honor of the awesome streamer lennetlive. It is an automatically cool day to watch lennetlive streams.

"Yo today is national lennetlive day (july 12)"

"who is that?"
"Perish."

by Iamjustaghost July 12, 2021

October 12, Thank developers day

October 12 is the day you thank the developers of a specific community, game.

"Thank you developer for always updating the game"
"October 12, Thank developers day is my favorite day!"

by bintage80 October 10, 2022

12 lead burners

Bullets or Ammo

12 lead burners are a glamorous word for ammo or bullets. I'm stocked on 12 lead ass burners for hunting season. We're going to the gun range, did you grab the lead burners?

by Chumie December 2, 2020

December 12

December 12 is national slap your taller friend.

Shorter friend: hey it is time for pay back because it is December 12.

Taller friend: wait what?
* shorter friend slaps him*

by donuts are good December 11, 2020

12-9

How the New York City Subway workers refer to someone getting struck by a train. Commonly used by railfans and internal operations.

Guy A: Yo what happened at Jackson Heights
Guy B: Another 12-9 man

by anonymous July 22, 2025