noun
uncultured but well-intentioned person; average nice guy; Joe Blow
A colloquial, somewhat dated term for an ordinary, unrefined but good-natured person. Often used in a friendly, slightly teasing way. Cross-referenced with 熊さん八っつあん, a similar expression.
See also: 熊さん八っつあん
あの人は熊公八公みたいな、憎めないタイプだ。
He's the kind of uncultured but well-intentioned guy you can't help liking.
昔の下町には熊公八公と呼ばれるような気のいい連中がたくさんいた。
In the old downtown areas, there were many good-natured folks you might call Joe Blows.