Where one day you feel on top of the world and you could take on anyone and the next day a virus is kicking your ass and you are so weak you can barely open or lift anything.

When your words and tweets spread faster than the plague across all social media. The most legendary of all tweeters.

Short for 'viral marketing'. An online marketing strategy that encourages people to pass on a marketing message. Amusing and low-budget, a good Internet viral campaign (e.g. "Jerry Tate: Office Linebacker") will get surfers forwarding the ad to all of their friends to others, giving the company great word of mouth.

Viral is another word for popular. Most commonly used on the internet.

1. a website or video that has become instantly famous overnight via youtube or other popular media.

2. an already overused term by any group that is trying to encourage use of its facebook page or app.

Video's that are uploaded to the internet and get a lot of attention due to their shock value.

To be the unwitting propagator of a viral marketing scheme.