What is Lazy Loading?

Question

What is Lazy Loading?

[Edit after reading a few answers] Why do people use this term so often?

Say you just use a ASP/ADO recordset and load it with data or

Answer 1

wikipedia's Definition Lazy loading is a design pattern commonly used in computer programming to defer initialization of an object until the point at which it is needed. ...

http://en.wikipedia.org/wiki/Lazy%20loading