We found 3 definitions of oyabun from 3 different sources.
Advertising
What does oyabun mean?
WordNet
Noun
Plural: oyabuns
oyabun -
a Japanese supervisor
= synonym
= antonym
= related word
Wiktionary
oyabun (Noun) The Father. The absolute leader in a Yakuza clan. He has an advisor called a Saiko-komon. Besides that he has an army of advocates, accountants, secretaries and advisors.
Feel free to write to us if you have any questions. But before you do so, please take a look on our page with Frequently Asked Questions (FAQ) and even our sitemap to get a full overview of the content on our site.