verb
melts; melted; melting
to change or to cause (something) to change from a solid to a liquid usually because of heat [no obj]
[no obj] :to gradually become less or go away :disappear
to begin to have feelings of love, kindness, sympathy, etc. [no obj]
butter wouldn't melt in someone's mouth
melt down
[phrasal verb]
a of a nuclear reactor :to heat up accidentally, melt, and release radiation
to experience a very fast collapse or failure
melt (something) down or melt down (something) :to melt (something) so that it can be used for another purpose
melt into
[phrasal verb]
melt into (something) :to become difficult or impossible to see by changing into or becoming combined with (something else)
melt in your mouth
Food that melts in your mouth is delicious and feels soft or becomes soft when you put it in your mouth.
noun
plural melts
[count] US :a sandwich made with melted cheese
US