- The discomfort and illness experienced as the aftereffects of excessive drinking; hangover.
- Uneasiness; anguish; distress.
- Uproar; clamor.
- So the asceticism and self-denial of the ancient anchorite and saint was merely a form of katzenjammer? - Nietzsche, Thoughts Out Of Season
- Ninety to a hundred days at sea, with dysentery, beri-beri, crabs, lice, rabies, yellow jaundice, malaria, katzenjammer and other oceangoing delights. - Miller, Nexus