Johnny-on-the-spot


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John·ny-on-the-spot

 (jŏn′ē-ŏn′thə-spŏt′, -ôn′-)
n. Informal
A person who is available and ready to act when needed.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

John′ny-on-the-spot′



n., pl. Johnnies-on-the-spot.
a person who is on hand to perform a service or seize an opportunity.
[1860–65]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.