a small area of land in the south of Spain that is controlled by the UK. If someone says something is ‘like the Rock of Gibraltar’, they mean it is very solid and strong and will not be destroyed.
the Rock of Gibraltar
US /ˌrɑk əv dʒɪˈbrɔltər/
DEFINITIONS1
1
a small area of land in the southern part of Spain that is controlled by the U.K. If someone says something is “like the Rock of Gibraltar,” they mean it is very solid and strong and will not be destroyed.