The growth of a society is undoubtedly founded on unspoken mutual trust. Mans tendency to subvert the truth or reluctance to keeping his promises cannot also be ruled out of his imperfect nature. The art of taking oaths has therefore been put in place since antiquity to strengthen mans weak will to perform his ethical duty of keeping to his words. This work reviews the ethical significance of traditional oath-taking in postcolonial Nigeria. It emphasizes the strong belief in the retributive justice of traditional deities which fosters strict adherence to oaths among traditional African...