worldly wisdom; practical wisdom; street smarts
Refers to the ability to navigate everyday life and social situations with practical, sometimes shrewd, intelligence. Not academic or theoretical knowledge.
He lacks formal education but is blessed with worldly wisdom.
Practical wisdom is necessary for business.
Compound of 俗 (ぞく, 'worldly, common') and 才 (さい, 'talent, ability'). The exact historical derivation is uncertain, but the word has been used to describe practical, non-academic intelligence.