Insurance What is a Carrier? Carrier[kar-ee-er]noun1.The Carrier is the insurance company that provides a specific Policy and is the company that a policyholder will pay Premiums to. The Carrier is ultimately responsible to pay out Claims. Share | Related Content Money Draining Food Myths These food myths will really put a drain on your wallet. What is a Liability? Do you know what a Liability is? Extended Care: A Patchwork of Possibilities What is your plan for health care during retirement?