Breastie

The accurate term for girls who are best friends.

Jenny: Chelsea, its okay if you want to cancel our plans this weekend so you can to the concert with Lea and Jill instead. I'll understand.

Chelsea: Jenny, are you serious? Pshh, girl fuck them. You're my breastie for life, our plans come first :)

Jenny: Aww, we're total breasties! :)

by Its funny girl! Nyan-ja~ June 20, 2014

Breastie

A friend that is also a breast cancer survivor

I went to the Flattie’s Ball with my breasties!

by Lsears July 27, 2020

Breasty

Of or concerned with prominence/presence with respects to breasts or the like

Damn bro, shawty breasty

by Cum lade March 3, 2022

BREASTY

A really close friend who you have inside jokes with. (Pronounced Breast ti)

HEY BREASTY!
BREASTY IS HIGH!

by Olivia Bucci June 17, 2021

Breastie Nestie

Bra. The clothes that go underneath.

Don't look at my breastie nesties.

by yes............ February 18, 2020

breastie bae

its another word for "bestie bae" except instead of the word bestie you replace it with breast so then it turns into "breastie bae" it can be used casually in coversation in place of bestie

person 1: omg so true breastie bae!
person 2: the fuck did you just call me

by little piss master 420 April 3, 2022

Besties with Breasties

The term used when a male has a female best friend or friends.

T: Hey man, is that your girlfriend?

M: No dude, she is one of my Besties with Breasties.

by Kookookachooahahachoo#2 May 28, 2011