A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
Spam the act of putting unwanted and disruptive content on the site.
"The Dupehammer" refers to the ability of tag gold badge owners to unilaterally close and reopen duplicates which were asked in tags of which they have a golden badge.
is for questions about the Stack Exchange tour that is accessed through the help menu in the top bar.
The Stack Exchange Data Explorer (SEDE) allows you to create and run queries against copies of the databases of popular Stack Exchange sites.
Anything related to posts of low quality, such as flagging posts for "very low quality", or the low quality posts review task.
Users may only earn a certain amount of reputation each day, with the exception of reputation coming from accepted answers and bounties.
For questions about the CAPTCHA used on Stack Exchange sites to verify that you're a person and not a spam-bot.
the version of your post that is saved before you actually complete and submit the post.
When viewing a question, the "Related Questions" block is shown on the right side of the page and provides a system-generated list of questions similar to the current one.
The black bar across the top of every Stack Exchange site
For questions about comment @replies, also called pings.
referring to the process of identifying and closing questions that are exact duplicates of another question.
The process by which users can vote to undelete and return it to the view of the public.
For requests to have a question or answer undeleted.
Of and relating to the "side bar", or the bar that runs down the right side of the page on Stack Exchange sites.
Questions also answered by the user asking, easily marked by the shaded user card attached to the answer.
used for questions related to various external sites that are clones of the Stack Exchange concept.
for the Official Stack Exchange application only. The app is available in the App Store, for iOS 7+ on iPhones and iPads. When posting bug reports, please specify the app's version.