E-friend means "netizen". The "e" in this word is electronic (electronic; The abbreviation of "completed by electronic equipment" is extended to "network". Words that can be referred to are: E-business (also e-commerce, e-commerce), E-mail (e-mail) and so on.

Netizen:

Netizen refers to a friend who knows through the internet and is a special kind of friend. Different from friends in the general sense, they met or even met through online media, that is, people who rarely meet or never meet in reality only through the internet. The so-called netizen refers to friends who meet or even know each other through a certain network medium, and meet less or can only meet in a certain place. For example, make friends through alumni, QQ chat, MSN, Weibo, WeChat and blog.