Definition of "FFS"

FFS

adverb
not comparable
1. (Internet slang, text messaging, vulgar) Initialism of for fuck's sake; also ffs.
  Quotations
  Swisher then looked back at a number of tech CEOs booked for the conference in the past — from Steve Jobs to Elon Musk — and relayed that “we never promised anything or gave them any heads up. We’re journalists FFS.”
  2023 September 28, Benjamin Lindsay, quoting Kara Swisher, “Kara Swisher Defends Ex-Twitter Exec Upstaging CEO Linda Yaccarino”, in TheWrap‎
adjective
not comparable
1. (Internet slang) Initialism of free for shipping.
noun
1. Initialism of facial feminization surgery.
2. (historical) Initialism of Free French Ship.
3. Initialism of fee-for-service.