1- Varnish is a protective outer covering which is designed to enhance the appearance of an object. Dreaming of varnish can therefore signify either of the following meanings. We may be covering something up in order to hide imperfections or we maybe protecting ourselves and attempting to present a bettcr self-image.
2- To be varnishing something suggests that we are not happy with our original creation. It may- need further work to preserve what we have already done, or it may- need enhancing in order that others can understand.
3- Having achieved a spiritual goal, we may wish to preserve the secret and hold it sacred. Dreaming of varnish would confirm this.... Ten Thousand Dream Dictionary