olemus
fleimer või muu provokaator võrgukeskkonnas, sageli palgaline
Wiktionary:
2. (Internet) person who provokes others and causes disruption

ülevaateid
https://en.wikipedia.org/wiki/Internet_troll
https://mashable.com/article/types-of-online-trolls
https://www.ipredator.co/troll/
https://www.teamtechnology.co.uk/troll.htm
http://www.angelfire.com/space/usenet/
https://docs.lib.purdue.edu/cgi/viewcontent.cgi?article=1000&context=cit_articles
https://cybernews.com/editorial/psychology-of-internet-trolls-cyberbullying/