"Full coverage" is one of the most commonly used phrases in car insurance shopping, and it isn't an official insurance term at all — no policy is labeled "full coverage" on the declarations page. It's shorthand people use for a bundle of specific coverages, and knowing what's actually in that bundle matters more than the phrase itself.
What "full coverage" usually means
In most conversations, "full coverage" refers to a policy that combines state-required liability coverage with collision and comprehensive coverage — the combination that both satisfies legal requirements and protects your own vehicle from most common causes of damage.
What it typically doesn't include
Even a robust "full coverage" bundle often excludes things drivers assume are covered: gap insurance (the difference between what you owe on a loan and your car's value), rental car reimbursement, roadside assistance, and uninsured/underinsured motorist coverage are all separate add-ons in most policies, not automatic inclusions.
Why lenders require it, and when you can drop it
If you're financing or leasing a vehicle, the lender typically requires collision and comprehensive coverage to protect their financial interest in the car until it's paid off — hence the informal "full coverage" requirement. Once a car is paid off and its value drops relative to the premium cost of collision and comprehensive, many owners choose to drop those coverages and carry liability only, since the insurer's payout on an older car may not be much more than a year or two of premium.
The takeaway
Instead of asking for "full coverage" when shopping, ask specifically what's included: liability limits, collision and comprehensive with what deductible, and whether uninsured motorist and gap coverage are part of the quote. The phrase itself guarantees nothing.