an obstruction placed across a road, especially of barricades or police cars, for halting or hindering traffic, as to facilitate the capture of a pursued car or inspection for safety violations.
an obstruction on a road, as a fallen tree or a pile of fallen rocks.
a hastily built barricade, as of barbed wire, erected across a road to hold up the advance of an enemy.
an action, condition, etc., that obstructs progress toward an objective: Nationalism is a roadblock to European unity.
verb (used with object)
to halt or obstruct with or as if with a roadblock.

1935–40; road + block Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To roadblock
World English Dictionary
roadblock (ˈrəʊdˌblɒk)
1.  a barrier set up across a road by the police or military, in order to stop a fugitive, inspect traffic, etc
2.  a difficulty or obstacle to progress

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Example sentences
They will not have found a clear answer: such polls may be a landmark on the
  road to peace or a roadblock.
To capture this growth, technology and the corresponding information overload
  is both a roadblock and enabler.
But this means that the fiscal roadblock to higher growth will remain.
Anything that can be construed as a roadblock to more reactor construction will
  be used as such by many, if given the opportunity.
Copyright © 2014, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature