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

ISTFC

Acronym for "I swear to fucking Christ".

An irreverent expression of distrust rooting from prior deep-seeded emotions of hurt and betrayal. Usually given as an opener for a cause and effect scenario. Similar to ISTG, but more severe.

ISTFC... If I need to see my shrink again after this, I'm quitting it for good.

by P3NT4 November 21, 2024

Istik

A slur used to describe an ignorant, hateful and unempathetic individual.

“They put a black person in a video game, the west has fallen”

“You have got to stop watching those reactionary slop videos, you’re becoming an istik”

by Baldorgaythree December 10, 2024

istbb

I Swear To BeBus

istbb this bitch is so annoying

by Jhiter December 17, 2024

isteak

The second Supreme Leader of the Congo Islamic Republic, the bestowed leader from the First Supreme Leader. He is the paramount, revered leader for the Unified Nation.

Isteak is a man of honor, let us serve him.

by thickdickdaddy271 January 4, 2025

Istina-Pravda

Family motto of the Gouk family: There are two truths.

The new Government has adopted Istina-Pravda as there Guiging principle.

by doogers February 19, 2026

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