To see a mouth in your dream signifies your need to express yourself or talk about an issue that’s bothering you. Alternatively, the dream suggests that you have said too much and you need to keep your mouth shut. In particular, to dream that you have dry mouth implies that you are at a lost for words. You are having a problem expressing your feelings. Alternatively, the dream may be a physical reality that you are really thirsty.
To dream that you or someone is covering your mouth means that you are being prevented from fully expressing yourself. It also indicates that you talk too much and need to know when to keep quiet. If you are covering someone’s mouth, then it implies fear of being exposed. Or perhaps you are afraid of hearing some truth. To dream that you cannot open your mouth suggests that you are speechless over some news. Alternatively, the dream refers to a secret that you must keep. Your inability to open your mouth in your dream is also a variation of REM paralysis and may point to feeling helpless in a situation. No matter how hard you try, you just can’t. If you dream that you cannot close your mouth, then it means that there is something that you can no longer keep inside and have to express.
To dream that you are talking with your mouth full implies that you are unable to express yourself effectively. What is inside your mouth is a metaphor for something that you are trying to process or digest.
To dream that someone hits you on the mouth indicates that you are prevented from expressing your anger and other negative emotions. Someone is also forcing their views and beliefs on you. If you actually feel pain in your mouth when you wake up, then the “pain” may be as a result of your jaw tensing up during your dream. If you dream that there is blood around your mouth, then it represents the consequences of your words. You may also be feeling guilt over something you said.