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? Name Email Address Question Thank you! Oops! Related Contents Combine Your Policies and Save Some things just make perfect sense in pairs. Fallen Tree Damage—Who Pays? Your liability for damages that occur when a tree on your property falls on your neighbor’s property is not clear cut. Long-Term-Care Protection Strategies The chances of needing long-term care, its cost, and strategies for covering that cost.