1 also thaw out [intransitive and transitive]HEMDN
if ice or snow thaws, or if the sun thaws it, it turns into water [≠ freeze]:
The lake thawed in March.
if it thaws, the weather becomes warmer, so that ice and snow melt:
It thawed overnight.
3 also thaw out [intransitive and transitive]DFC
to let frozen food become warmer until it is ready to cook [≠ freeze]:
Thaw frozen meat in its packet and then cook as soon as possible.
to become friendlier and less formal:
After a few glasses of wine Robert began to thaw a little.
thaw outphrasal verb
thaw something ↔ out
He held his hands in front of the fire to thaw them out.