tum
- n an enlarged and muscular saclike organ of the alimentary canal; the principal organ of digestion
- They fell all around me with monotonous little explosions, tum-tat-tat-tum.
- His eyes still flash and his chest goes out at the rum-tum-tiddle-iddle of the acrobats' march, Entry of the Gladiators.
- COMMONWEALTH (British Commonwealth of Nations) For the rum-tum-tum Of the military drum; And the guns that go boom! boom!.