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 If a Tree Falls Do you know what to do if a tree falls on you house, damaging your roof? What is a Loss? Do you know what a Loss is? Long-Term-Care Protection Strategies The chances of needing long-term care, its cost, and strategies for covering that cost.