Twitter Retweet (abbreviated as RT) is when you read a tweet in someone else's Twitter stream, if you like what that person says, you can share that tweet with more people.

To do so, simply copy and paste the original tweet and send it out. To give credit to the original person, users usually put “RT” plus the originator's username at the beginning of the tweet. Here's an example:...

Twitter was founded by Jack Dorsey, Biz Stone, and Evan Williams in March 2006 (launched publicly in July 2006) by San Francisco start-up company Obvious Corp. Started as a side project in March of 2006, Twitter has grown into a real-time short messaging service that works over multiple networks and devices.

The company has been busy adding features to the product like Gmail import and search. They recently launched a new site section called “Explore” for external and third party tools that interact with Twitter and a new visualization tool called Twitter Blocks....

Tweeting is for the website twitter.com. It is a very popular website. When you “tweet” on twitter you are simply updating what you are doing which can be helpful to friends, family and even co-workers.
Tweeting is what you write what you are doing in the box. Just like when you talk; you are talking.

When a Twitter user posts an update to their Twitter account, that update is often referred to as a “tweet” and the user is said to have “tweeted”. Tweet can be used as a noun, referring to the actual written update, or a verb, referring to the action of publishing an update....

Twitter is a free social networking and micro-blogging service that enables its users to send and read messages known as tweets. Tweets are text-based posts of up to 140 characters displayed on the author's profile page and delivered to the author's subscribers who are known as followers. Senders can restrict delivery to those in their circle of friends or, by default, allow open access. Users can send and receive tweets via the Twitter website, Short Message Service (SMS) or external applications. While the service costs nothing to use, accessing it through SMS may incur phone service provider fees.

Micro-blogging is defined as a quick update usually containing a very limited number of characters. It is a popular feature of social networks like Facebook where you can update your status, but it has become best known because of Twitter.
In essence, micro-blogging is for people who want a blog but don’t want to blog. A personal blog can keep people informed on what is going on in your life, but not everyone wants to spend an hour crafting a beautiful post about the vibrant colors seen on a butterfly spotted in the front time. Sometimes, you just want to say “went shopping for a new car but didn’t find anything” or “watched Dancing With the Stars and Warren Sapp sure can dance.”...