A "red gown" refers to a dress that is colored red.
Sentences with «red gown»
Every time I wear red or paint gorgeous red gowns, I feel a great boost of energy and self esteem. (dcinstyle.com)
They wore red gowns with laced ribbons sown into them and sung in a forgotten language few ears have heard on this planet under a stainless starry sky. (theexpeditioner.com)
Helen Mirren looked absolutely divine in a Sachin & Babi red gown at the La Vedova Winchester premiere. (instyle.com)