[Innovative]

Full Definition of top secret

1
: protected by a high degree of secrecy

2
a : containing or being information whose unauthorized disclosure could result in exceptionally grave danger to the nation — compare confidential, secret

b : of or relating to top secret documents

http://www.merriam-webster.com/dictionary/top%20secret

[Paladin2]

Sounds like a great propaganda opportunity to me.

[Purdue77]

Here's a better source.

(1) "Top Secret" shall be applied to information, the unauthorized disclosure of which reasonably could be expected to cause exceptionally grave damage to the national security that the original classification authority is able to identify or describe. E.O. 13526