According to the preamble , the constitution of India has been pursuance of the solemn resolution of the people of India to constitute India into a 'Sovereign Socialist Secular Democratic Republic', and to secure well-defined objects set forth in the preamble . Sovereignty denotes supreme and ultimate power. The preamble to the United Nations Charter A preamble (from Latin preambulum 'preliminary, preface') is an introductory and expressionary statement in a document that explains the document's purpose and underlying philosophy. When applied to the opening paragraphs of a statute, it may recite historical facts pertinent to the subject of the statute. It is distinct from the long title or enacting formula of a law. In the American context of parliamentary procedure, according to Robert's Rules ... preamble - Meaning in Law and Legal Documents, Examples and FAQs A preamble is an introduction that explains the purpose and goals of a legal document, like a constitution or law. PREAMBLE definition : 1. an introduction to a speech or piece of writing 2. something that happens before or leads to…. Learn more.