Oxford Dictionary English proxy war noun noun BrE BrE//ˈprɒksi wɔː(r)// ; NAmE NAmE//ˈprɑːksi wɔːr// Add to my wordlistjump to other resultsa war started by a major power that does not itself become involved The Cold War was defined by violent proxy wars across the globe.Check pronunciation: proxy war oxfordlearnersdictionaries.com