[Orig. attrib. use of Hindi laηka, the local term for the ‘islands’ of the Godavery Delta in which the tobacco is grown (Yule, Hobson-Jobson, 1886).] A kind of strong cheroot.

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1889.  Doyle, Sign of Four, i. 5. Some murder has been done by a man who was smoking an Indian lunkah.

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