This document provides definitions for 25 common internet terms and acronyms. It explains terms like clickbait, which refers to web content aimed at generating advertising revenue through sensational headlines, as well as cookies, which are small pieces of data saved by browsers to remember user information. It also defines crowdfunding as soliciting donations online from users to support projects, and digital footprint as the trails of information people leave online through their activities and uploads. Finally, it briefly outlines other terms including emoticons, favicons, hashtags, and metadata.