To be on a train and it appears to move smoothly along, though there is no track, denotes that you will be much worried over some affair which will eventually prove a source of profit to you.
To see freight trains in your dreams, is an omen of changes which will tend to your elevation.
To find yourself, in a dream, on top of a sleeping car, denotes you will make a journey with an unpleasant companion, with whom you will spend money and time that could be used in a more profitable and congenial way, and whom you will seek to avoid.
To see a moving train in your dreams means you will soon have reason to make a journey.
Dreams of riding a train symbolize your journey along life’s path, especially in the realm of romance.
This dream symbol can be very complicated and its meaning is specific to the dreamer (as all dream symbols are).
If you normally take the train to work and it is a part of your daily experience, closer attention should be paid to the other details of the dream.
Going on a train ride may be symbolic of your life’s journey.
If you are the engineer, you may be reassuring yourself in the dream state that you are in control of a specific situation or life in general.
The train could also be symbolic of your need to move on and to do things in an orderly and sequential manner.
Freud said that the train is usually a phallic symbol and that a train going through a tunnel represents intercourse. Freud also said that there are other possibilities to this symbol.
For example if you missed the train in your dream, you may be fearful of missing important opportunities.
Jung thought that the train ride represented the way a person moves and behaves just like everyone else and that you the dreamer may be striving for wholeness.