go off the chart—greatly exceed normal or expected standards or values for smth.:
- The combination of all these factors raise the risk level so high “it goes off the chart.”
Note: The expression does not correlate in meaning with the phrase be in uncharted waters—be in an unfamiliar situation which may be dangerous:
- We are in uncharted waters and the outlook for credit markets and the economy is uncertain.
go off the map—
1. disappear:
- These signs warn people of the lethal secrets inside a home—diphtheria, scarlet fever, or typhoid. Those diseases went off the map in the U.S. years ago.
2. = go off the chart:
- We found three markets where employment is healthy, population is growing rapidly, and prices have yet to go off the map.