common saying; everyday talk; common parlance
Refers to widely used, ordinary expressions or the way people commonly speak. Often used in contrast to refined or technical language.
Describes speech or content that is coarse, crude, or in poor taste. Carries a negative judgment about lack of refinement.
In common parlance, it's just luck.
His explanation is easy to understand because it uses everyday language.
I'm fed up with his vulgar jokes.
Please stop that indecent talk.
Compound of 下 (low, common) and 世話 (care, talk, everyday language). The exact historical derivation is uncertain, but the combination suggests 'low/common talk'.