dollar dollar /ˈdɔlɝ/

noun

1. () The basic monetary unit in many countries; equal to 100 cents  ( dollar )
   the basic monetary unit in many countries; equal to 100 cents
    She exchanged her euros for dollars before visiting the United States.
   She exchanged her euros for dollars before visiting the United States.
   
   
2. () A piece of paper money worth one dollar  ( buck [Informal] , clam [Informal, American] , one dollar bill , dollar , dollar bill )
   a piece of paper money worth one dollar
     The price of the item was only a few dollars.
   The price of the item was only a few dollars.
   
3. A symbol of commercialism or greed  ( dollar , dollar mark , dollar sign )
   a symbol of commercialism or greed
    He worships the almighty dollar
   he worships the almighty dollar
    The dollar sign means little to him
   the dollar sign means little to him
   
   
4. A United States coin worth one dollar  ( dollar )
   a United States coin worth one dollar
    The dollar coin has never been popular in the United States
   the dollar coin has never been popular in the United States