Prepare for combat is a phrase used to describe the process of getting ready for a battle. The three crossword solutions ARM (3 letters), EMBATTLE (8 letters), and MARCHINTOBATTLE (15 letters) all refer to different aspects of this process. ARM refers to equipping oneself with weapons, EMBATTLE refers to organizing troops in a battle formation, and MARCHINTOBATTLE refers to advancing into battle. Together, these three solutions provide a comprehensive description of the process of preparing for combat.