the basic monetary unit in many countries; equal to 100
cents
2: a piece of paper money worth one dollar [syn: {dollar},
{dollar bill}, {one dollar bill}, {buck}, {clam}]
3: a United States coin worth one dollar; "the dollar coin has
never been popular in the United States"
4: a symbol of commercialism or greed; "he worships the almighty
dollar"; "the dollar sign means little to him