Knowledge Bridge

M-commerce

Mobile commerce, the ability to conduct monetary transactions via a mobile device, such as a WAP-enabled cell phone.

Makegoods

Additional ad impressions which are negotiated in order to make up for the shortfall of ads delivered versus the commitments outlined in the approved insertion order.

Metadata

Data that provides information about other data. This includes descriptions of the characteristics of information, such as quality, origin, context, content and structure.

Metered Paywall

The metered paywall allows users to view a specific number of articles before requiring paid subscription. It allows free access to any article as long as the user has not surpassed the set limit during given period of time (a month or week). (E.g. Financial Times allows users to access 10 articles before becoming paid subscribers.) See also Hard paywall.

Micro-sites

Multi-page ads accessed via click-through from initial ad. The user stays on the publisher’s Web site, but has access to more information from the advertiser than a display ad allows.

Microblogging

Publishing very brief, spontaneous posts to a public Website, usually via a mobile device or wirelessly connected laptop

Midroll

A linear video spot that appears in the middle of the video content. See Preroll and Postroll.

Mobile/Location-based Targeting

Mobile/location-based targeting refers to a way to target advertisements on mobile devices such as smartphones or feature phones, GPS receivers, tablets (such as iPads) and soon on many mobile laptops. On phones and tablets, such advertisements can appear in a mobile Web browser or within an app. Geographic targeting information can come in the form of either a confirmed location or a derived location.

Mouseover

Sometimes referred to as rollover, hover.

The process by which a user moves the cursor over an area, without clicking. This is of primary interest if the area is a Hot Spot, as this can initiate additional action after a specified timeout.