murky/uncharted waters

murky waters

A situation or circumstance that is foreign, unclear, or unfamiliar and which may be dangerous or difficult as a result. We're starting to get into murky waters exploiting these tax loopholes. If we aren't careful, the government may crack down on us hard! John keeps himself so closed off that I've never understood the murky waters of his emotions.See also: murky, water

uncharted waters

A situation or circumstance that is foreign, unclear, or unfamiliar and which may be dangerous or difficult as a result. We're starting to get into uncharted waters exploiting these tax loopholes. If we aren't careful, the government may crack down on us hard! John keeps himself so closed off that I've never understood the uncharted waters of his emotions.See also: uncharted, water

(be in/get into) murky/uncharted ˈwaters

(be in/get into) a difficult or dangerous situation that you do not know anything about: As I opened up the computer to try and fix the problem, I realized that I was getting into completely uncharted waters and decided to leave it to the experts. Murky water is dark or dirty. If somebody is in uncharted waters, they are in an area of sea or ocean that is not known or recorded on a map.See also: murky, uncharted, water