Istg

Istg means " i swear too god "

istg i didnt do ur girl man

by Deizomando September 5, 2023

isttgidbi

I swear to The god I dont belive in

“I swear to god” for People who are atheists.

Isttgidbi you are crazy

by Idkbrother December 6, 2023

Istg

Shortened words for “I swear to god.” Usually not meant literally.

Person 1: We have another math test!
Person 2: Istg I’m going to fail.

by HeadphoneUser February 29, 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

ISTGTB

I swear to got this bitch

random loud bitch: *says some annoying shit*
me: istgtb.

by C0lin_ April 7, 2025

ISTG

Acronyms for “ 𝘐 𝘴𝘸𝘦𝘢𝘳 𝘵𝘰 𝘨𝘰𝘥”.

Mostly used in 𝗧𝗲𝘅𝘁 𝘁𝗮𝗹𝗸 (mobile phone text messaging) or online in general. Normally not used in real life daily conversation.

Dick: Did you realise your name backwards is “I moan”?
Naomi: FFS 🍆 say one more thing about my name and ISTG... I'll circumcise you!
Dick: 🍆? Omg you don't even 𝙉𝙖𝙤 𝙢𝙞?

by UseHerFKNName July 14, 2025

istfcoe

(abbr.) i swear to fucking christ on earth

“Did you refill the ink on the printer?”

“No, I thought you were doing it.”

“istfcoe John, I literally asked you yesterday morning to do it.”

by waitwhatdoiputinhereagain August 31, 2025