Ok full form:

‘ OK’ full form is ‘Oll Korrect’. ‘ OK’ full form in the English language may be one of the common words discovered, but its origin was literally new. OK (okay) is a colloquial English word for approval, acceptance, or acknowledgment. It is most likely short for "Oll Korrect", a jokey misspelling of "All Correct" that originated in the 1830s. OK is an English word that denotes approval, acceptance, agreement, or indifference. It is an initialism of "oll korrect" as a misspelling of "all correct" and has various spellings and meanings in different languages. Ok is a common word for agreement, acknowledgment, or confirmation. It originated in the 1830s as a humorous misspelling of All Correct in the US.