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do or die
do or die idiom
Exert supreme effort because failure is close at hand, as in Carol was going to set up the computer, do or die. This hyperbolic expression in effect says one will not be deterred by any obstacle. [c. 1600]
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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