If you forget the lyrics or go out of tune it may be warning you to avoid dismissing the difficulties of a task that will begin shortly. Of course, what we sing (either something with rhythm, sad, funny . . .) is greatly important because it will give you a very reliable clue of your mood in real life.
If it is a song you learned in childhood, perhaps it refers to an old problem or inhibition. Humming while you sleep is, however, a sign of grief; your inner self is lulling you in order to calm you with a soft melody.
Although, in general, songs are a prediction of serene happiness, to listen to someone singing promises safe businesses. [1]
Feelings of expressiveness or sentimentality.
A real or imagined story or scenario.
A person’s identity, essence, uniqueness, individuality, or specialness.
Consider also the characteristics, lyrics, and mood of the song, and your feelings about it.
Hearing a song can represent an actual or desired message (such as guidance, information, or an expression of feelings).
(A song going through your head repeatedly throughout the night because you’ve heard it recently may have no useful meaning to interpret.) See also: Music, Singing, Performing, Writing, Poetry [2]
See also: Singing.
Depth Psychology: A happy song might mean emotional well-being. But it might also suggest you want to cover up unpleasant feelings with a lot of words. [3]
The text of the song is important. [6]