What makes code legacy?

Question

I have heard many developers refer to code as \"legacy\". Most of the time it is code that has been written by someone who no longer works on the project. What is it that ma

Answer 1

A colleague once told me that legacy code was any code that you hadn't written yourself.

Arguably, it's just a pejorative term for code that we don't like any more for whatever reason (typically because it's not cool or fashionable but it works).

The TDD brigade might suggest that any code without tests is legacy code.