Meaning
- 1.
cryptograph; secret code; secret language — A code or sign agreed among a group of people in order to keep a secret.
- 2.
password; countersign — A sign agreed among soldiers in an army in order to distinguish themselves from an enemy and prove the identify each other.
- 3.
password — A string of characters that are entered into a computer system, homepage, etc., in order to prove the identity of the user.