ISTG

Texting & Internet Slang abbreviation · Gen Z Slang

ISTG
Stands forI swear to God
CategoriesTexting & Internet Slang

ISTG stands for I swear to God, a Gen Z slang abbreviation.

Adds emphasis to a statement of frustration, disbelief or determination, as in "istg if he's late again." Common among teens and young adults in texts and comments.

Example: Istg this printer hates me personally, it jams every time I'm late.

Usage notes

Can express exasperation, a threat in jest or sincere insistence. Some readers find the religious oath inappropriate, and the shorter STG is a common variant. Not suitable for professional messages.

More Gen Z slang abbreviations

  • GTS – Go to sleep
  • HYD – How you doing?
  • ICL – I can't lie
  • IJBOL – I just burst out laughing
  • IKYFL – I know you f***ing lying
  • ion – I don't
  • IYKYK – If you know, you know
  • KMS – Kill myself (hyperbole)
  • L – Loss
  • LBR – Let's be real
  • LFG – Let's f***ing go
  • NGL – Not gonna lie

See all 47 Gen Z slang abbreviations →

Edited by the AbbreviationList.com team. Spotted an error or a missing meaning? Contact us.