1.offer to buy, as of stocks and shares;
The broker subscribed 500 shares
2.mark with one's signature; write one's name (on);
She signed the letter and sent it off
3.adopt as a belief;
I subscribe to your view on abortion
4.pay (an amount of money) as a contribution to a charity or service, especially at regular intervals;
I pledged $10 a month to my favorite radio station
5.receive or obtain by regular payment;
We take the Times every day