1 in 7.5 Trillion. 

The chances of Dream's """"Luck"""" in his Latest Minecraft Speedrum

Guy 1 : Bro you won the Lottery thats like the chances of Dreams Luck

Guy 2 : Yeah, 1 in 7.5 Trillion.

1 in 7.5 Trillion. by Yoyle December 20, 2020

1 in 7.5 trillion 

When your local minecraft youtuber does a speedrun and "accidentaly" cheats

lol dream has a 1 in 7.5 trillion chance from recovering from this!

1 in 7.5 trillion by obamano April 7, 2022

1 in 4 club 

Those with genital herpes. This is a reference to the fact that 1 in 4 people has genital herpes.

Joe: I went on a date with Karyn last night.
Mark: Dude, she's in the 1 in 4 club!
Joe: I won't be dating her again!

1 in 4 club by 2014_chiguy May 4, 2008

1 in 1 out 

Whatever information that had been told to you, enters your mind and "exits", causing you to forget immediately/after sometime. Often used with ears.

Teacher: Tom, what is the solution to this problem?
Tom: Don't know.
Teacher: Are you even paying attention in class for the past 5 minutes?
Tom: Yes but its 1 in 1 out right now.
Teacher: What do you mean?
Tom: Whatever you said, enters through 1 of my ears and exits throughout the other.

1 in 1 out by joel91 September 5, 2010

1 in the Pink 1 in the Stink 

One dick in a chick's pussy (pink) and one dick in her asshole (stink)

Pornstars like 1 in the pink 1 in the stink!

1 in the Pink 1 in the Stink by MOCO & P-Phat May 29, 2008

1 in 9 

A term used to describe the misery a LHS stuco student goes through in order to do something "new" every week for 9 weeks.

Did you see Henry's 1 in 9 for this week? He went paint balling for the first time.

1 in 9 by Suicidalsquad March 4, 2017

1 in 1000 

adjective- Mentally retarded. Studies have shown that roughly one in every thousand babies are born with at least part of an extra chromosome number 21, in addition to the two that everyone has. This causes Down Syndrome, and some level of retardation.

Did you see that girl hit herself in the face with a hammer? She's 1 in 1000.

1 in 1000 by Wallydraigle December 12, 2008