jackboot /ˈd͡ʒækbuːt/noun 2verb 2forms 3 noun2 •A glossy leather calf-covering military boot, commonly associated with German soldiers of the WWII era. •The spirit that motivates a totalitarian or overly militaristic regime or policy.That country has been under the jackboot of the military for years. verb2 •To stamp on with a jackboot.The two porters leapt into action, steamed up to the front of the room and started jackbooting the burning paper. — 2000 •To march in jackboots.All his childhood they had stormed through the cinema newsreels, jackbooting triumphantly through Vienna, Prague, Warsaw, Paris. Now they would jackboot through Garmouth. Followed by the Gestapo. — 1990 formsjackbooted · jackbooting · jackboots