my bad ? what ?

[Joe Zeff]

On 03/04/2013 05:15 PM, Roger wrote:
> "my bad" actually means nothing at all, why would anyone do, posses,
> have or own a bad?
> Is it shorthand for my badger or my badge?
> Would it not be in keeping to say something like, "Oops", or "my
> mistake", or "Yes I should have.." or just simply fix the problem?

The expression "my bad" is modern American slang for "my mistake," or 
other similar expressions, nothing more, nothing less.