What does it mean to dream about waist?
A waist often points to the middle ground and balance of the body, where one is cinched or free, and sometimes to self-image and how one is measured.
Four ways to read it
Each reading below comes from a named tradition and a cited source, so you can see where it came from and decide what fits your dream.
Freud
Freud would read the waist as the cinched middle tied to attraction and to the body being shaped for the eye. Concern with it can mark anxieties about desirability and being measured against an ideal.
After Freud, The Interpretation of Dreams (Brill trans., 1913), public domain.Jung
Jung would see the waist as the meeting point between upper and lower, the narrow center that joins thought and instinct. It may mark a search for balance between the body's two halves of the self.
Jungian concept (our summary).Modern
Continuity ties the waist to waking concerns about body image, weight, and how one feels measured by others. It often appears in seasons of self-consciousness about appearance.
Continuity hypothesis (our summary).Mythological
The girded waist marked readiness for work or war in old custom, the loins bound up before a task. A girdle at the waist carried power and protection in more than one tale, worn as a charm of strength or chastity.
Rosmerta Publishing editorial synthesis (after Brewer; Bulfinch).