roadblock

3 definitions • 3 examples

a temporary structure put across a road to stop traffic:

Police put up/set up roadblocks on all roads out of the town in an effort to catch the bombers.

a temporary structure put across a road to stop traffic, esp. to try to stop illegal activity:

a police roadblock

fig.A roadblock can also be anything that stops progress:

There have been several roadblocks in the peace process.