This is a dream about diminished capacity or ability. Our limbs are what give us mobility and the dexterity with which to create, both of which are impacted in some way when we lose a limb. Whether it is as significant as an entire arm or leg or just the smallest finger or toe, the appearance of a missing limb or amputation in a dream is reflecting some sort of invasion of your ability to navigate through life. Consider the use of the limb that is missing and you will have more information to interpret.... Complete Dictionary of Dreams
Symbolizes identity. You have been recognized as mature enough to become a Leader. You can move freely (symbol of freedom). Loss of driver’s license, loss of identity, immaturity. Searching for the driver’s license, searching for one’s identity.... Little Giant Encyclopedia
Losing your driver’s license in your dreams may comment that you have lost your true identity. It may also signify a loss of freedom to move toward your own goals and destination in life. Your own driver’s license appearing in your dream may comment that you are having an identity crisis. Finding someone else’s driver’s license may suggest that his or her true identity has been revealed to you.... Ariadne's Book of Dream
To dream about your driver’s license suggests that you are facing some kind of identity crisis.
If you lose your driver’s license in your dream, you have lost your true identity. Perhaps you have lost the independence or will to pursue your goals. Also see “Driving Test”, below.... My Dream Interpretation
An automobile license seen in a dream is an omen of meeting a person of the opposite sex who will have an important message for you. This may lead to an engagement and a happy marriage.... The Complete Dream Book
Rights and privileges; things that we can and cannot do legally or morally. So, the questions here pertain to what type of license is pictured, and what’s happening with the license in the dream. Is it being granted, taken away, torn up?
If you have a driving test or have to attend driving school soon, this is likely a circumstantial dream that requires no further interpretation (see Car).... The Language of Dreams
A missing article, such as a set of keys, denotes a sense of being out of control.
A missed plane, bus, train, appointment, or time commitment can symbolize a missed opportunity, and the frustration of being behind and unorganized is also suggested. (See also Loss of Something).... Dream Symbols in The Dream Encyclopedia