presence of mind

presence of mind idiom
The ability to act sensibly, promptly, and appropriately, especially in a difficult situation or emergency. For example, Distraught about losing her wallet and passport, she had the presence of mind to notify the authorities at once. This idiom in effect says that one's mind is present and functioning. [Second half of 1600s]

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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