Definition of Kaffir boom
: coral tree; especially : a coral tree (Erythrina caffra) with scarlet flowers and light soft wood sometimes used for fence posts or shingles
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Origin and Etymology of kaffir boom
partial translation of Afrikaans kafferboom, from Kaffer Kaffir + boom tree, from Dutch, from Middle Dutch; akin to Old English bēam tree — more at beam
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