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. Full form of OK : Here, we are going to learn about the OK , full form of OK , history, usages, OK synonyms, etc. 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 . Full Form of OK There are different full forms of OK like objection killed, Oll Korrect, and On Kerosine. One of the most popular abstractions or acronyms used around the world is OK , but, very few people in the world know the correct full form of this two-letter Famous Acronym.