billion dollar baby 

Billion Dollar baby means that from a young age you've had the mentality and mindset that you're gonna make it in life, go places and make alot of money

I'm a "billion dollar baby" man, been on this shit since I was a jit

billion dollar baby by Willllay November 17, 2019

a billion dollars 

What's cool.

You know what's cooler than a million dollars?

A billion dollars.

a billion dollars by SpruceBringsteen October 18, 2010

10 Billion Percent 

used to express when someone has faith completely in something, someone, etc. Originates from Dr. Stone

"Do you think he cheated on the test?"
"Oh 10 billion percent!"

10 Billion Percent by just some intelligent weeb :3 April 1, 2019

One in seven billion 

A better way to say "one in a million" because there is around seven billion people in the world and you believe that he/she is the one for you.

May: How much do you really love me?
John: I love you very much?
May: Do you think I am your one in a million?
John: No, you're my one in seven billion. Will you marry me? -shows ring-
May: Yes!
Then they got married and had kids.

One in seven billion by World of Wordcraft April 18, 2016

bajillion 

A number far greater than the normal amount; a concept, like infinity, rather than a number

I know a bajillion ways to make you suffer!

bajillion by Mouse February 18, 2003

bijillion

A very huge number, bigger than a million, a billion and the two multiplied together.

The white house cost a bijillion dollars to buy.

bijillion by Quantum_Moose May 12, 2006

Ten Billion Humand Second Century 

A unit describing how improbable a thing is, defined by Matt Parker. If a ten billion humans would do something every second, none stop for a century, it will happen 3.15×10^19. Based on that, you can be sure that if the probability of something is worse than a Ten Billion Humand Second Century, its not gonna happen.

"If i keep trying, i can eventually get a hollow knight speed run where every enemy give me essence, right?"
"Thats can't happen is Ten Billion Humand Second Century, thats not gonna happen. Unless you gonna use a mod to get some dream luck..."

Ten Billion Humand Second Century by MazerT November 6, 2021