A quid is a slang term for the British pound. So currently, 1000 quid (or 1000 pounds) is about $1500 US dollars.
Sidebar is a theme feature introduced with Version 2.2. It's basically a vertical column provided by a theme for displaying information other than the main content of the web page. Themes usually provide at least one sidebar at the left or right of the content.
What is: Toolbar. The toolbar, previously known as admin bar, is an area that is usually visible to logged in WordPress users on top of the screen. This is a full-width horizontal bar containing shortcuts to different sections of WordPress administration screens, such as âCreate New Postâ, âEdit Profileâ, âlog outâ, etc.