The Complete Guide to Interpreting Your Dreams

by Stearn Robinson - Tom Corbett
The meaning of the dream depends on its details in relation to your sex and status, but as a general guide: a group of unmarried ladies in a dream forecasts happy social events; an old maid type featured in your dream is a warning against impulsive behavior.

For a married woman to dream of being a spinster predicts an unexpected change of circumstance and/or status.

For a single woman it indicates a serious new attachment on the horizon.