Lurker

English (en)

Lurker
A person lurking on an online 
community such as a message board,
social media platform or forum, is
known as a “lurker.” 

Lurker is an Internet pejorative 
term for an online discussion 
group member who “lurks” that is,
receives and reads postings to a 
list, but rarely or never 
contributes to the discussion.