melt

verb

1 (I, T) if something solid melts or if heat melts it, it becomes liquid: The snow was melting in the early morning sun. | melt sth: Melt the butter and mix it with the eggs.

—compare freeze 1 (1), thaw 1 (1)

2 also melt away (I) to gradually disappear: Julie's anger slowly melted away. | melt into a crowd: The man melted into the crowd and I lost sight of him.

3 (I, T) to become or make someone become more gentle and sympathetic than before: your heart melts (=you suddenly feel very sympathetic): He shouted at the little girl, but his heart melted when he saw her crying.

4 melt into if one sound, colour, or feeling melts into another one, it gradually becomes part of it until there is no difference between them: The sound of the trumpet melted into the strains of the orchestra.

5 melt in your mouth if food melts in your mouth, it is soft and delicious

—see also: butter wouldn't melt in sbs mouth butter 1 (2) melt sth down phrasal verb (T) to heat a metal object until it becomes a liquid, especially so that you can use the metal again: People were melting down coins to make earrings and ornaments.