meta tag

noun Computers.

1. a tag in HTML that is inserted at the top of a web page chiefly to describe its content and provide keywords for use by search engines.

noun

1. an element of HTML that describes the contents of a Web page, and is placed near the beginning of the page’s source code, and used by search engines to index pages by subject

1. An HTML tag that contains descriptive information about a webpage and does not appear when the webpage is displayed in a browser. A word that is in a metatag of a webpage will cause that webpage to turn up as a result of a search engine’s search on that word, even if that word is not found in the webpage as viewed in a browser.