Noun has 2 senses

• kaffir boom(n = noun.plant) erythrina lysistemon, transvaal kafferboom - small semi-evergreen tree of South Africa having dense clusters of clear scarlet flowers and red seeds;


• kaffir boom(n = noun.plant) cape kafferboom, erythrina caffra - small semi-evergreen broad-spreading tree of eastern South Africa with orange-scarlet flowers and small coral-red seeds; yields a light soft wood used for fence posts or shingles;