ALSO Troll:
In
Internet slang, a
troll (
/ˈtroʊl/,
/ˈtrɒl/) is a person who sows discord on the
Internet by starting arguments or upsetting people, by posting inflammatory,
[1] extraneous, or
off-topic messages in an online community (such as a
newsgroup, forum,
chat room, or blog) with the deliberate intent of provoking readers into an
emotional response
[2] or of otherwise disrupting normal on-topic discussion,
[3] often for their own amusement.
and
trolling
Being a prick on the internet because you can. Typically unleashing one or more cynical or sarcastic remarks on an innocent by-stander, because it's the internet and, hey, you can.