break DCHP-1 (pre-1967)
1 v.
of (ice in) rivers and lakes, melt as a result of the spring thaw.
See also: break up (def. 1)
2a v.
move ahead of a dog team, a vehicle, or a party of people, making a way through heavy snow, often on snowshoes.
See also: break trail
2b v.
make a way through heavy snow on a road. Also break open.