and how!

and how! idiom
Emphatically so. This idiom is an interjection used to stress agreement, as in Did you enjoy the play?—And how! it was wonderful. It probably originated as a direct translation of the German Und wie! [1920s]

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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