falling-out
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fall·ing-out
(fô′lĭng-out′)n. pl. fall·ings-out or fall·ing-outs
A disagreement; a quarrel: a falling-out among family members.
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.
falling-out
n
informal a quarrel
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
fall′ing-out′
n., pl. fall•ings-out, fall•ing-outs.
a quarrel or estrangement between persons formerly in close association.
[1560–70]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.