'Cola nut' definitions:
Definition of 'cola nut'
From: WordNet
noun
Bitter brown seed containing caffein; source of cola extract [syn: kola nut, cola nut]
Definition of 'Cola nut'
From: GCIDE
- Cola nut \Cola nut\, Cola seed \Cola seed\ . (Bot.) The bitter fruit of Cola acuminata, which is nearly as large as a chestnut, and furnishes a stimulant, which is used in medicine. [Webster 1913 Suppl.]