What is a Claim? Claim[kleym]noun1.An insurance Claim is a policyholder’s request to an insurance company for restitution based on the terms of the insurance Policy. The insurance company, through an Adjuster, investigates the validity of the Claim and pays the policyholder. Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents Extended Care: A Patchwork of Possibilities What is your plan for health care during retirement? How Insurance Deductibles Work Knowing how insurance deductibles work can help you save money and give you peace of mind. Disability Income This calculator estimates your chances of becoming disabled and your potential need for disability insurance.