Do battle' is a phrase that refers to engaging in a physical or verbal conflict with another person or group. The crossword solutions for this term include 'ENCOUNTER, ' which means to meet or come across someone or something; 'FIGHT, ' which is an act of physical violence between two or more people; 'COMBAT, ' which is a FIGHT between two or more people or groups; 'VIE, ' which is to compete for something; 'WAR, ' which is a large-scale conflict between two or more countries or groups; 'CLASH, ' which is a violent confrontation between two or more people or groups; 'wagewar, ' which is a conflict between two or more parties over wages; 'WRESTLE, ' which is a physical struggle between two or more people; 'lockhorns, ' which is a phrase used to describe two people who are in a heated argument; and 'setatoneanother, ' which is a phrase used to describe two people who are in a hostile confrontation.