Full Form and Variations While " OK " originally meant "oll korrect," its usage has evolved, and it now often stands simply as a standalone term, meaning in the sense of agreement, acknowledgement, or approval. We now know the pun-intended ok full form and its abbreviation. In fact, it was so humorous that it caught up with the current population and spread like wildfire. The full form of OK is known as Olla Kalla or Oll korrect all around the world. The word originally meant All correct, which was misspelled as oll korrect, leading to the formation of OK . What Is The Full Form Of OK : OK is a widely used word globally, irrespective of the language, and the word simply represents acceptance. However, the actual spelling of OK is generally accepted as Oll Korrect, which is a playful misspelling of All Correct.