If you were walking or saw a sideways, then the dream offers you to make a plan and be more directed while getting to your destination.
Dream dictionary: sideways dream meanings
…To dream of a sharp new moon with horns pointing up wares is a sign you will be rich: if the horns point sideways or downwards, it foretells poverty: seeing a full moon in your dream denotes a thrifty and happy marriage; a half moon shadows forth the loss of a wife or husband by death or desertion. Dreaming of seeing a half moon is fatal to the prospects of lovers. Lucky lottery dream numbers – 19, 18….
If you saw a street in a dream, then it symbolizes the road of your life you are taking. The way the street looks indicates your influence of your own life. If the street has holes in it, then it means that some of the aspects are unfulfilled in your life. The dream, in which you only see side streets, indicates the need to come back to basic way of the living. On the other hand, the sideways of the streets denotes to the unique lifestyle you have. To get a better interpretation of your dream, please see also the meaning of road.