To dream about a weasel represents your lack of trust in others. It may also mean that you are being deceitful. Related DreamsWeasel 1. An untrustworthy person. 2. The dreamer him/herself is deceitful.Weasel A dream forecasting friendship for malicious persons (Gypsy). “An emblem of malice.”Mongoose, Lynx or Weasel The interpretation of any of the above is the same as a cat except that the illness is of a less serious nature and for a shorter period.