On 16 Aug 2006 20:08:12 -0700, wrote:

Bob Fry wrote:
I heard a controller once say "my bad", meaning his mistake, probably
not standard phraseology either.


Don't know whether it's standard phraseology but my bad = my mistake,
no other interpretation that I'm aware of

Recent US colloquialism, though. Must have been a TV sitcom
catchphrase originally.

Don