4/30 

4/30/1945 is the death date of Adolf Hitler when he committed suicide by shooting himself in the head while simultaneously biting into a cyanide capsule.

Fred: "Hey bob why are you wearing all black today?"
Bob: "It's 4/30, the worst day in history, the day Hitler died..."

4/30 by Herr Wolf April 5, 2008

4:30 

The time proceeding partaking in a 4:20 ritual when enough time has passed to fully understand just how high you are.

"and then it hit me, I looked at the clock and saw it was 4:30, and I was really high."

4:30 by Cretard March 1, 2014

4:30 

the time that you drink milk-shakes.
it is the time right after 4:20 so you can drink Milk-shakes also, 4/30 is national Milk-shake day.

-"hey rob what time is it"
-"oh, it's 4:30"
-"man! its milkshake time!"

4:30 by Sir Awesome-o October 24, 2010

4-30 

4-30 means that something is over/finished/complete.

Man, when I get the new Jordan's it's gonna be 4-30!

4-30 by Nakarrie Thompson May 22, 2008

4:30 

It means it's over now, it's time to go, or it just aint happenin!

If someone says lets go to the club and you know that the police has shut it down you may say to your friend nah, that spot is 4:30 fo sho!

4:30 by Lil One September 17, 2003

4:30 

1.Messed up, ugly, busted, looks bad, TORE UP
2. it's a wrap, or it's over, through with

Man, That girl is 4:30!
When I get finished beating yo ass, you gone be 4:30! originated in gulfport, mississippi

4:30 by ejh September 2, 2006

4:30 

the time cops change shifts

Jebus: excuse me officer is 4:20 a police code or the time you change shifts?
Officer: no we change shifts at 4:30, always have

4:30 by anarchy4:20 October 11, 2006