To melt, dissolve, or become fluid; to soften; -- said of that which is frozen; as, the ice thaws.
To become so warm as to melt ice and snow; -- said in reference to the weather, and used impersonally.
Fig.: To grow gentle or genial.
To cause (frozen things, as earth, snow, ice) to melt, soften, or dissolve.
The melting of ice, snow, or other congealed matter; the resolution of ice, or the like, into the state of a fluid; liquefaction by heat of anything congealed by frost; also, a warmth of weather sufficient to melt that which is congealed.
It takes between three and six hours to make each snowball, depending on snow quality. Wet snow is quick to work with but also quick to thaw, which can lead to a tense journey to the cold store. Andy Goldsworthy