ISTBY

Used as a hashtag or by itself, this is what you say to somebody who really fvcked up:
It
Sucks
To
Be
You!

You made a ruling to take away WOMEN'S RIGHTS? IN AMERICA? #ISTBY

You won't protect little kids from mass shootings? #ISTBY

by Puddintan3 August 6, 2022

Istros

The only Geometry Dash Player that i have friended and has a creator point, which is harder then getting a girlfriend, your dad coming back with the milk and touching grass.
He is basicly a celebrity.

"Istros made the level "19", 1.9 style, BUT IT HAS GREEN ORBS"

by ICADreamer August 10, 2022

isrb

I smoke rocks bitch

Isrb

by Theodore jacob September 26, 2023

istmb

Short for “I swear to my bro”

A phrase used to emphasize that you are telling the absolute truth.

synonyms: onb, I swear on my mum's life, etc.

E.G:

Leah: Did u hear that Jayden and Kiara got back together?
Emily: Tell me you're joking bro

Leah: Istmb I'm not

by totallynotchefk October 28, 2024

istbb

I Swear To BeBus

istbb this bitch is so annoying

by Jhiter December 17, 2024

ISTB

I swear to bro; substitute to swearing to God

You: “yo she bad”
Friend: “istb, I always see her walking thru campus”

by Masshole3632 February 19, 2026