Longman Dictionary of Contemporary English homepage

roadblock

 noun
     
Related topics: Police, Roads
road‧block [countable]
1SCPTTR a place where the police are stopping traffic [↪ check point]:
The police have set up roadblocks to try and catch the two men.
2 American English something that stops the progress of a plan:
mental roadblocks that get in the way of success
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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