The definition of beaucoup is a slang expression that means many or much.adjective
Ten million dollars is an example of beaucoup money.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
very much; very many
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Slang a lot of; much or many: beaucoup dollars in the bank
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
also boo·coo or boo·koo Chiefly Southern U.S. adjective
Many; much: beaucoup money. noun pl. beau·coups
An abundance; a lot. adverb
In abundance; galore: I like that beaucoup.
Origin: French : beau, bel, fine, handsome; see beau + coup, stroke; see coup.