RhymeZone: tum-tum definitions

Definitions of tum-tum:

noun: (India) A dog cart; a rickshaw; a kind of vehicle.
noun: A dish made in the West Indies by beating boiled plantain in a wooden mortar until it is soft.
noun: (childish, informal) Stomach.
noun: (childish, informal) Abdomen.

(Definitions from Wiktionary)