Term of the Moment

digital media player


Look Up Another Term


Definition: Substack


A digital newsletter publication platform. Launched in 2017, Substack enables writers to create a publication and solicit readers to open a free or paid subscription. While journalists use Substack to target local politics and news, many write personal articles and stories.




Machined by Dan Costa
In 2022, Dan Costa, PC veteran and editor-in-chief of PCMag.com for a decade, began publishing his own Substack newsletter that covers what's timely in the tech world.