I.D.

 I. (noun) 

Sense 1

Meaning:

A card or badge used to identify the bearer

Example:

you had to show your ID in order to get in

Synonyms:

I.D.; ID

Classified under:

Nouns denoting communicative processes and contents

Hypernyms ("I.D." is a kind of...):

badge (an emblem (a small piece of plastic or cloth or metal) that signifies your status (rank or membership or affiliation etc.))

positive identification (evidence proving that you are who you say you are; evidence establishing that you are among the group of people already known to the system; recognition by the system leads to acceptance)

Credits