What is the meaning of Cryptic?

Having hidden (unapparent) meaning.

Mystified or of an obscure nature.

Involving use of a code or cipher.

Of a crossword puzzle, or a clue in such a puzzle, using, in addition to definitions, wordplay such as anagrams, homophones and hidden words to indicate solutions.

Well camouflaged; having good camouflage.

Serving as camouflage.

Apparently identical, but actually genetically distinct.

Living in a cavity or small cave.

A cryptic crossword puzzle.

Source: wiktionary.org