What does it mean to dream of a black snake?

Is it good or bad to dream about a big black snake? What does it mean?

Dreaming of a black snake indicates gossip, which means someone is slandering you behind your back.

Dreaming of a big black snake indicates that your hard work will pay off, and you will have good luck and live a wealthy life.

If a pregnant woman dreams of a black snake, she will give birth to a boy.

Original version:

If the snake is red and black with a green mouth and tongue, it is auspicious. 《》