roadblock
US /ˈroʊd.blɑːk/
UK /ˈroʊd.blɑːk/
1.
a barrier put across a road by the police or army to stop traffic
:
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The police set up a roadblock to catch the suspect.
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Traffic was backed up for miles due to the unexpected roadblock.
2.
a problem or obstacle that prevents progress
:
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Lack of funding was a major roadblock to the project's completion.
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We need to identify and overcome these roadblocks to move forward.