According to Freud, fingers and thumbs are prime examples of phallic symbols. They can, however, also represent physical and mental dexterity or quickness, as well as their opposite: clumsiness and ignorance, as expressed in the saying ‘being all thumbs’. In some cases, fingers may be expressive of your feelings, and many of the idioms involving fingers—the finger of scorn, the accusing finger, the finger of suspicion—suggest problems with self-image and trust.
If a finger is pointing at you in your dream, you could feel guilty about something you have done. Alternatively, the dream could be pointing you in a new direction.
Fingers can also denote partnership, especially if the wedding finger is highlighted.
If your fingers are injured or cut off, perhaps you feel anxious about your ability to accomplish some demanding task or perform in some waking situation. Consider what aspect of yourself the dream is pointing out.
If the dream focuses on your finger-nails, this suggests that you enjoy being surrounded by grace, beauty, glamor and art.
If your finger-nails are dirty, you may be disappointing your family in some way.
If your finger-nails break, you may be trying to avoid some situation or trying to get out of a responsibility.
Dreaming of a thumb suggests awareness of how powerful you are, depending on whether the thumb is pointing upwards (positive) or downwards (negative). The latter was used as a death signal by the ancient Romans in gladiatorial games. According to ancient dream oracles, an extra finger suggests that you will receive an inheritance.... The Element Encyclopedia
Apart from the sexual and sensual connotations that this dream can have, being licked by an animal indicates a state of well-being, comfort, and satisfaction in your relationships with those closest to you.
If the situation is extremely unpleasant, then the dream may reflect the fear of having your personal space invaded.... The Big Dictionary of Dreams
Vision: In women’s dreams, the thumb is not a phallic symbol, but a sign of her productivity and ability to persevere. When the thumb is injured: you are unable to use your energies productively or you are repressing them. Having a very large thumb: you are fearful of losing your freedom; but it also symbolizes courage and a fighting spirit. Cutting your thumb: be prepared for obstacles that people will throw in your path. See Cutting, Finger, Hand.... Dreamers Dictionary
To dream of seeing other people thumbwrestling foretells good luck. But to dream of thumbwrestling yourself is a warning not to take any risks, as they could lead to trouble, although the consequences will probably not be too serious.... My Dream Interpretation