'Kola nut' definitions:
Definition of 'kola nut'
(from WordNet)
noun
Bitter brown seed containing caffein; source of cola extract [syn: kola nut, cola nut]
noun
Tree bearing large brown nuts containing e.g. caffeine; source of cola extract [syn: kola, kola nut, kola nut tree, goora nut, Cola acuminata]
Definition of 'Kola nut'
From: GCIDE