Answer:
I hold two meanings. With one I may be broken with the other I hold on.
I am a kind of coat that can only be put on when wet. What am I?
I am a protector of the scoreboard.
It's been around for millions of years but is never more than a month old. What is it?
I wear a green jacket on the outside white jacket as a second layer and red jacket inside. I am pregnant with a lot of babies. (one word)
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.