Adjective
not announced or openly acknowledged
Source: WordNetWe can achieve much more in peace than we can ever achieve in these needless, unconstitutional, undeclared wars. Ron Paul
I'm currently doing Undeclared an American TV show set in a college. It just got aired and got massive ratings so hopefully that'll screen in the UK soon. Charlie Hunnam
War is a contagion, whether it be declared or undeclared. It can engulf states and peoples remote from the original scene of hostilities. We are determined to keep out of war, yet we cannot insure ourselves against the disastrous effects of war and the dangers of involvement. Franklin D. Roosevelt
The allegedly 'classy' magazines often seem to be in an endless, undeclared competition to see who can climb furthest up the fundament of Gwyneth Paltrow or Jennifer Lopez. Julie Burchill
I went into college undeclared. I had no idea what I wanted to do, but I knew that music was obviously this central big important thing in my life that I was gonna keep doing. Kina Grannis
fighting an undeclared war Source: Internet