fall into

fall into idiom
  1. Enter or engage in, be drawn into, as in I told Dad not to fall into conversation with them. [Late 1400s]
  2. See fall in, def. 1.
  3. Be naturally divisible into, as in These students fall into three categories. [First half of 1600s]
  4. fall into error or sin. Be drawn into bad behavior, as in I fell into error when I started spending time with the wrong crowd. This usage, like fall from grace, originally alluded to religious concerns. It is now used less often and more loosely. [Late 1100s]
  5. fall into a trap. Be deceived, unknowingly become involved in something. For example, By admitting I had free time, I fell into the trap of having to help him with his work. Also see under fall in; fall in line; fall in place.

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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