wipe off the map

Idioms  

1. Also, wipe off the face of the earth. Eliminate completely, as in Some day we hope to wipe malaria off the map. This idiom uses wipe in the sense of “obliterate,” and map and face of the earth in the sense of “everywhere.”

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Example Sentences

"It could also wipe off the map some areas of Wales which people identify with - we've got to be careful, people have a sense of identity - don't mess with that," he said.

From BBC • Jan. 20, 2014