big bucks

big bucks idiom
A great deal of money, as in A swimming pool—that means you're spending big bucks. Buck has been slang for “dollar” since the mid-1800s. [Slang; second half of 1900s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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