(1) In client/server applications, to send data to a client without the client requesting it. The World Wide Web is based on a pull technology where the client browser must request a Web page before it is sent. Broadcast media, on the other hand, are push technologies because they send information out regardless of whether anyone is tuned in.
Increasingly, companies are using the Internet to deliver information push-style. Probably the oldest and most widely used push technology is e-mail. This is a push technology because you receive mail whether you ask for it or not -- that is, the sender pushes the message to the receiver.
(2) In programming, to place a data item onto a stack. The opposite of push is pop, which means to remove an object from a stack.
Article on content-push technology This Webmonkey Geek Talk column, from September 9, 1996, provides an insightful look at the new content-push paradigm, as defined by PointCast, and how Microsoft and Netscape plan to incorporate content-push solutions into their browsers.
Desktop News Home page for Desktop News, a free Windows application that pushes customized news to the desktop in a ticker-style display. The site includes product details, a content index, support information, and a download link for this applications.
Push Publishing Describes the use of push publishing on the Internet in the areas of e-mail and corporate intranets and through applications such as PointCast. This article also provides links to several push related Web resources.
Webopedia's "Did You Know...?" Section Use this Webopedia knowledge section for an in-depth overview of specific technologies and occurrences in the areas of Computer Science, The Internet, and Computer Hardware and Software.