Meaning & Definition of word "Id"

Id

/ˈaɪ di/

noun:

  • 1. A unique identifier used to recognize a particular entity or object, often in computing and data management.
    • Example: You need to enter your user ID and password to access your account.
  • 2. An identification document or identification card.
    • Example: Make sure to bring your ID when you go to vote.
  • 3. In psychology, the part of the mind in which innate instinctive impulses and primary processes are manifest.
    • Example: Freud described the id as the source of instinctual desires and drives.

Etymology

Shortened form of identification, possibly from the Latin 'idem' meaning 'the same'.

Common Phrases and Expressions

ID card:

A card that serves as proof of identity.

ID check:

A process of verifying a person's identity using their ID.

Driver's ID:

A license issued to operate a vehicle, often used for identification.

Student ID:

An identification card issued by an educational institution to its students.

Related Words

identity:

The characteristics determining who or what a person or thing is.

identifier:

An object that is used to identify another object.

identification:

The action or process of identifying someone or something.

Slang Meanings of id

Meaning: A term often used in casual contexts to refer to someone's identity or personal information.

Example Sentence: Just give me your ID so I can add you to the group.

Meaning: In gaming and tech culture, refers to a user account identifier.

Example Sentence: What's your gamer ID?