What is a Loss? Loss[los]noun1.A Loss is an injury or damage that is covered by an insurance Policy. Losses can be partial, like when wind damages part of a roof, or total, as when an automobile is “totaled” in a collision. Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents Your DNA Test If your family relies on your income, it’s critical to know what their needs would be in the event of your death. Is Term Life Insurance for You? Term insurance is the simplest form of life insurance. Here's how it works. Long-Term-Care Protection Strategies The chances of needing long-term care, its cost, and strategies for covering that cost.