NKORL stands for No Known or Reported Loss (insurance), Suggest new definition. some times the insurance company accept to ensure a single risk that it s total some insured exceeding the total treaty capacity and issued the. The Acronym / Slang NKORL means. Insurance coverage in respect of loss or damage to the neon sign installation by ( a) accidental external means and (b) fire, lightning, external explosion and theft. I/we understand that a policy or quote issued by the Company to the Insured/. Looking for the definition of NKORL? Find out what is the full meaning of NKORL on Abbreviations.