See more synonyms for inroad on

Origin of inroad

First recorded in 1540–50; in-1 + road Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for inroads

Contemporary Examples of inroads

  • The state was a key Democratic pickup in 2008, a symbol of Democratic inroads into the Republican West.

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    November 1, 2010

Historical Examples of inroads

British Dictionary definitions for inroads


  1. an invasion or hostile attack; raid or incursion
  2. an encroachment or intrusion
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

Word Origin and History for inroads



1540s, "hostile incursion, raid, foray," from in- (2) "in;" second element is road in the obsolete sense of "riding;" related to raid. Related: Inroads.

Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with inroads


see make inroads into.

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