If you are copying a file, it is the name of the copy or the name of directory
where the copy will be placed.
If you are directing HTML (Hypertext Markup Language) to a new
frame with a directive like target=_blank, it is the name of the frame where the text will be
If you are directing a link to a particular place in a web page with a
URL (Uniform Resource Locator) like this: http://mindprod.com/jgloss/target.html#TOP then the target is the
particular place on the page.
If you are compiling some code on a machine to me run on some other
architecture, that other artitecture is called the target.