A term meaning "I respectfully disagree with your opinion". Believed to have originated on tumblr, but most often seen on youtube.

This is a term used when someone is engaging in or displaying behavior/belief/attitude so incredibly ridiculous/ignorant/ass-backwards that the only possible solution to propose is to strongly suggest that they eliminate themselves from existence. Hence #kill yo'self.

A phrase that is said to people that are being stupid. It's basically telling them "Hey, you should stop being a retard".

A person who has an opinion and wants to criticize someone who doesn't have the same opinion
An overall douche

Kill Yourself:
1. A word basically telling you to go to wallmart, grab a pint of gasoline, and chug.
2. Something people normally say to annoying shitheads..
3. When that little kid wont stop coming to your house and asking you to watch his fucking bike flips and he's being an annoying fuck so you throw his bike in the fucking trashcan and scream this at him, even though later his mom comes by and you get grounded for a month it was totally worth the compliment.
4. TIDE DRINK FUCKING TIDE

5. your a loser KYS
6. when your little sister keeps running up to your xbox when your playing Minecraft and hitting the power button so you put her up for adoption.

Something that is said to someone because they are very stupid.

A way of saying that someone is being stupid.
Usually this doesn't mean that they want the other to actually kill themself, just to say they are being stupid.