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Idioms and Phrases with in the flush of

in the flush of

Also, in the first or full flush of. During a sudden rush of a strong positive feeling regarding something, as in In the first flush of victory he decided to take all his friends to dinner. This expression employs flush in the sense of “a bout of emotion or passion.” [c. 1600]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.