If you dreamed about your friend growing a mustache: Your old friends or colleagues may help you, you may act impatiently and hastily. To see that your friend is growing a mustache in a dream means that this person will be a prominent, respected person and will act by thinking about his future and will lead a comfortable and quality life. If your friend grows a mustache, it is also said that you will be influenced by this person and that you will follow his footsteps and strengthen the friendship.