What does "tag" mean on a picture on Face book?

Question

Why would I tag a picture or why would I remove a tag?

Answer 1

I'm a member of face book and i wonder that  and i dont know  

Answer 2

You can make a link to people that are in the photo.

Answer 3

if you are tagged in a picture simply means its you in that picture, the tag will let people know its you

Answer 4

www.google.com

search for define TAG

Answer 5

You have been identified.  If your friends tag you in a pictures, then their friends will see a label with your name on it.  This means your name will publicly appear with the picture.  So, make sure it's a good picture tag because many may identify you with it!