Click

A click can denote several different things.

• It can be a metric that measures the reaction of a user to an Internet ad. In this context, there are 3 types of click:
  1. click-throughs
  2. in-unit clicks
  3. mouseovers
• It can be the opportunity for a user to download another file by clicking on an advertisement, as recorded by the server.
• It can be the result of a measurable interaction with an advertisement or key word that links to the advertiser's intended Web site or another page or frame within the Web site.
• It can be a metric that measures the reaction of a user to linked editorial content.

More information is available at the IAB Ad Campaign Measurement Guidelines. See also, clickthrough, in-unit click and mouseover.