road ‧ block /ˈrəʊdblɒk $ ˈroʊdblɑːk/ BrE AmE noun [countable]
1 . 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