also blackspot
( black spots)
1.
If you describe a place, time, or part of a situation as a black spot , you mean that it is particularly bad or likely to cause problems. ( BRIT )
There are recognised black spots in marriages which can lead to trouble...
N-COUNT
2.
A black spot is a place on a road where accidents often happen. ( BRIT )
The accident happened on a notorious black spot on the A43.
N-COUNT