0 the use of a computer program to prevent advertisements from being displayed on a screen, for example when you visit a website:
The most common uses are ad-blocking, applying a new color scheme, and eliminating unwanted page elements.
Previously users have been able to use ad-blocking software to skip the adverts shown.
A number of website operators, who use online advertisements to fund the hosting of their websites, argue that the use of ad-blocking software risks cutting off their revenue stream.
