warmonger Syllabification: (war·mon·ger)Pronunciation: /ˈwôrˌməNGgər, -ˌmäNG-/Translate warmonger | into German Definition of warmonger noun a sovereign or political leader or activist who encourages or advocates aggression or warfare toward other nations or groups. Derivatives warmongering noun & adjective warmonger in other Oxford dictionaries Definition of warmonger in the British & World English dictionary