A crowd in a dream often reflects social pressure -- the sense of being judged, compared, or swept along by expectations that aren't entirely your own. Feeling lost in a crowd can point to anonymity, either a relief from being seen or a fear of not mattering. Finding your footing within a crowd usually mirrors a growing sense of where you belong, and on what terms.
The Sun is in conflict with those who are ruled by Saturn, and Saturn is in conflict with those ruled by the Sun. - Picatrix (Andalusia, ~1000.AD)