A steady partner is someone who is reliable and consistent in their actions. It is someone who is dependable and trustworthy, and can be counted on to remain loyal and supportive. This term can be used to describe a romantic relationship, a business partnership, or any other type of relationship where two people are working together. The crossword solution for the term 'steady partner' is 'SLOW, ' which implies that the person is reliable and consistent in their actions, and takes their time to make sure that they are doing things correctly.