omnibus clause

Definition from Nolo’s Plain-English Law Dictionary

1) A clause in a vehicle insurance policy that provides coverage for anyone driving the car with the insured person's express or implied consent. 2) A clause in a will or probate court order that disposes of property that was not otherwise specifically disposed of in the will. For example, it might say "I leave all other property not specifically mentioned in this will to Jane."

Definition provided by Nolo’s Plain-English Law Dictionary.