guinea pepper

Noun guinea pepper has 2 senses

• guinea pepper(n = noun.plant) aframomum melegueta, grains of paradise, guinea grains, melagueta pepper - West African plant bearing pungent peppery seeds;
is a kind of herb, herbaceous plant
is a member of aframomum, genus aframomum

• guinea pepper(n = noun.plant) negro pepper, xylopia aethiopica - tropical west African evergreen tree bearing pungent aromatic seeds used as a condiment and in folk medicine;
is a member of genus xylopia, xylopia
is a kind of tree