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fall in

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verb (intr, adverb)
sentence substitute
the order to adopt a military formation
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

How to use fall in in a sentence

Other Idioms and Phrases with fall in

fall in

1

Take one's place in formation or in the ranks, as in The sergeant ordered the troops to fall in. A related expression is fall into, as in They all fell into their places. [Early 1600s] Also see fall into.

2

Sink inward, cave in, as in The snow was so heavy that we feared the roof would fall in. [Early 1700s] Also see under drop in; the subsequent idioms beginning with fall in; fall into.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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