American dollar; US dollar

I'd like to borrow fifty dollars from you.

I was never the likeliest candidate for this office. We didn't start with much money or many endorsements. Our campaign was not hatched in the halls of Washington. It began in the backyards of Des Moines, and the living rooms of Concord, and the front porches of Charleston. It was built by working men and women who dug into what little savings they had to give $5 and $10 and $20 to the cause.

It will cost you $100 to fly to the island.

I owe ten dollars to her.

What would you do if you had a million dollars?