noun
Primarily used in the legal phrase 公序良俗 (public order and morals). Rarely used alone outside this compound.
See also: 公序良俗
その契約は公序良俗に反するため無効とされた。
The contract was invalidated because it violated public order and morals.
法律の解釈では、公序の概念が重要な役割を果たす。
In legal interpretation, the concept of public order plays an important role.