Added 10 October 2026 warplane noun Categories: ThingsObscure Words noun ! Definition from WordNet 3.1, Princeton University. More about warplane at Wordnik → Where our words come from → An aircraft designed and used for combat. Origin From war + plane. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: airplaneaeroplaneairlineraircraftjetgunshipwarshipwarheadmilitaryplanewarfarewarrior Back to today's word