The term BE FIRM can be summarized by two crossword solutions: INSIST (6 letters) and PUTONESFOOTDOWN (15 letters). To be firm is to be resolute and unwavering in one's decisions and actions. It is a quality that is often associated with strong leadership and the ability to stand up for oneself and one's beliefs. To INSIST is to demand or require something firmly and persistently, while to put one's foot down is to take a firm stance on an issue and refuse to compromise.