In a dream, it means sorrow, or earnestly seeking knowledge, desiring to become wealthy, preparing to perform a pilgrimage, or celebrating a religious festival. Ifone sees himselfmarching alone in a campaign in a dream, it means that he might endanger his own life, lose his wealth, or that he may face an awesome trial that will bear heavily on him.... Islamic Dream Interpretation
To dream that you are marching to the beat of music suggests that you work well with others to accomplish goals. It also indicates that you may want to serve your country and display your patriotism. Perhaps you prefer to work for your city or municipal region.
To see people marching in your dream also implies that you are looking to become partners or colleagues with city or municipal officials.... Dream Symbols and Analysis
Marching is about keeping time and aggregating what might otherwise be separate entities and coming together in unison.
If you think of the people marching in your dreams as thoughts and ideas, the image of marching is a symbol of agreement and aligning what might otherwise be chaotic and random thoughts into one focused idea. Think about who is marching and the setting in which this is occurring for details to round out your interpretation.... Complete Dictionary of Dreams
Marching in step with a line of soldiers, with a band, or in a political demonstration can indicate participation on a team. Marching alone can signify that the dreamer is “marching to the beat of a different drummer.”... Dream Symbols in The Dream Encyclopedia