The Big Dictionary of Dreams

by Martha Clarke
In many cases, they represent a solid and true friendship, since crutches symbolize the outside support (moral or economic). This is why crutches so often appear in the paintings of Salvador Dali. Perhaps the dream is questioning the support you receive from the people around you in real life, or that which you offer to others.

The Complete Guide to Interpreting Your Dreams

by Stearn Robinson - Tom Corbett
An obstacle dream.

If during your dream the crutches were discarded, you will overcome the difficulties; if not you are in for a long struggle and perhaps it might be wise to consider a shift either of your goal or your method of approach to it

Ten Thousand Dream Interpretation

by Gustavus Hindman Miller
To dream that you go on crutches, denotes that you will depend largely on others for your support and advancement.

To see others on crutches, denotes unsatisfactory results from labors.