top secret
Word Rarity
Uncommon
Frequency: Zipf frequency 4.83 in modern English
13
Scrabble Score
9
Letters
2
Syllables
7
Unique Chars
Meaning
adj
Information classified at one of the highest levels of sensitivity by a government, based on an assessment that it would cause exceptionally grave damage to national security if disclosed.
adj
A level of security clearance needed to access such information.
adj
Pertaining to any especially sensitive closed-room activities.
noun
A secret that is classed as "top secret"; top-secret information.
noun
Used other than figuratively or idiomatically: see top, secret.