greenback

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greenback

slang In the US, a $1 bill. So named for the green color of the back of the bill. Any chance you can spare a few greenbacks? I just want to get a soda from the place across the street.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

greenback

(ˈgrinbæk)
n. a dollar bill. It’s only ten greenbacks. Anybody can afford that.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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