Ballast dream meaning is explained below using 2 different sources. Each interpretation is shown with its source.

Interpretation 1 — Stearn Robinson - Tom Corbett

A dream of contrary.

If the ballast was being taken on, it is a warning to guard your resources; however, if the ballast was being thrown overboard, you may expect some cherished hope to be realized.

Source: The Complete Guide to Interpreting Your Dreams Author: Stearn Robinson - Tom Corbett

Interpretation 2 — Internet Archive - Anonymous

Look to your associates; one is not a true friend.
Source: Mystic Dream Book Author: Internet Archive - Anonymous