In Korean tradition, dreaming of being pregnant is read as auspicious. It is most often tied to 가족, 전반.
Regardless of actual pregnancy, appearing pregnant in a dream is read as something new taking shape within you — a season of preparing for a fresh start.
Tradition reads the symbol as an omen; psychology reads the same dream as a mirror of your present state. Describe your dream and both readings appear together. Interpret your dream