A2
an official document that shows or proves who you are
Dictionary examples:
My dog ate my identification. Now I can't prove I'm me! (0.0)
I forgot my identification at home. The bank thought I was a spy! (0.0)
I showed my identification to enter the party. It was my baby photo! (0.0)
We were asked to show some identification before the security guards would let us in. (44.4)