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 | Related Content If a Pipe Breaks Do you know what to do if a pipe breaks in your house? An Overview of Renter’s Insurance Don’t overlook the need for renter’s insurance if you rent your home. Long-Term-Care Protection Strategies The chances of needing long-term care, its cost, and strategies for covering that cost.