Definition of dumdum in English:

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Pronunciation: /ˈdəmˌdəm/
(also dumdum bullet)


A kind of soft-nosed bullet that expands on impact.
Example sentences
  • The bullet often breaks into tiny pieces after penetration, ripping up muscle and nerve and causing multiple internal injuries, much like the internationally banned dumdum bullet.
  • They used bullets that are called dumdum bullets, and when they hit, whatever they hit, there are fragments everywhere, and they shot at the cameramen.
  • Bullets cause injury by transferring their energy into the body tissues; the design of the bullet influences this process, with hollow nosed or dumdum bullets being designed to maximise energy transfer.


Late 19th century: from Dum Dum, name of a town and arsenal in eastern India, where such bullets were first produced.

For editors and proofreaders

Syllabification: dum·dum

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