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.
Guy: "I just found the coolest ninja pencil in existence."
Other Guy: "I just found the most retarded thread in existence."
The act of being bothersome or annoying to a group of like-minded people, usually with casual opposition, rather than sincere opposition, to those people's ideals.

Also, usually done over the internet.
The atheist-troll finished his supper, so he decided to do some quick trolling on Facebook, by posting pictures of giant flying spirit monsters labeled "God".
by WeThePreeple April 28, 2012
Intentionally getting a rise out of someone by expressing views or taking actions contrary to common sense or the person's beliefs.
Joe: Damn, I just lost all my money on the stock market due to the recession.

Troll: umad?

Joe: Stop trolling, It is not funny.
by DontUseYourRealNam3 January 24, 2012
not making a single shot during a game of beer pong forcing you to sit under the table and drink every drink handed to you
Bro, you've been trolling the whole game!
by bigred1990 July 17, 2011
When you're so bored that you go on to and ask them how erasers work.
Person: Hey, I have a question.
Mormon: Yes?
Person: How do erasers work?
Mormon: Why are you trolling us?
by Moozels December 29, 2010
The way of life
Jimmy decided to leave the message board due to constant trolling
by trollllllllllo June 22, 2010
To intentionally fuck with someone through acts of annoying behaviors.

On the internet it is usually done through blogs, chat rooms, etc.

It can also be done through video games (i.e. Burning someone's house down in minecraft or Making someone crash in Forza)
A: Wow we really trolled that kid! Can't believe he rage quit.
B: yeah, trolling is fun
by Jjoohhnnyy July 29, 2014
A form of internet bullying in which one party purposely uses a sarcastic tone to try and piss off other internet users. Usually by stating the obvious and/or mocking other users for no reason other then personal enjoyment.
"Uncle Rob stay trolling my Facebook."
by Problem_solved February 03, 2014

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.