LEARNit Dictionary
blue plaque
noun
/ˌbluː ˈplæk/
UK
/ˌbluː ˈplæk/
US
1
any of the round blue notices that are attached to the front walls of houses, especially in London, to show that a famous person once lived there.
لوح آبی, پلاک آبی, تابلو یادبود آبی