1. permitted by law; lawful: Such acts are not legal. 2. of or pertaining to law; connected with the law or its administration: the legal profession. 3. appointed, established, or authorized by law; deriving authority from law. 4. recognized by law rather than by equity. LEGAL definition: 1. connected with the law: 2. allowed by the law: 3. used to refer to a standard size of paper in…. Learn more. LEGAL meaning: 1. connected with the law: 2. allowed by the law: 3. used to refer to a standard size of paper in…. Learn more. Legal means having to do with the law, or following the law. Attorneys work in the legal profession but may not always be so lucky as to find a legal parking spot near their office. LegalZoom has step-by-step tools and attorney guidance for your business and personal legal needs. The legal system can be complex and hard to navigate. He is studying legal principles to become a lawyer. The business has to meet all legal requirements in order to operate. Justia provides free case law, codes, regulations and legal information for lawyers, business, students and consumers world wide. legal applies to what is sanctioned by law or in conformity with the law, especially as it is written or administered by the courts. Legal systems vary between jurisdictions, with their differences analysed in comparative law. In civil law jurisdictions, a legislature or other central body codifies and consolidates the law. LEGAL definition: permitted by law; lawful. See examples of legal used in a sentence.