<p><strong>Noun</strong></p><ul><li>Hinduism: A memorable or effective word or phrase that is repeated so often that it becomes a slogan, as in a political campaign or in advertising a product.</li><li>Also called: Headword, guide word.</li><li>A word printed at the top of a page in a dictionary or other reference book to indicate the first or last entry or article on that page.</li><li>A device, used especially in old books, to assist the binder in assembling signatures by inserting at the foot of each page the first word of the following page.</li><li>Keyword (def 3).</li></ul>