unwritten law

Understood social code

Unwritten law refers to rules of conduct understood and followed by a community without being formally enacted or recorded.

These are customs, traditions, and social expectations that carry moral or practical force: It's an unwritten law that you don't talk about salary at dinner parties.

The phrase sometimes appears in legal contexts referring to precedent or common law principles not codified in statutes.

Historically, "the unwritten law" was invoked to justify violent acts—especially a husband killing his wife's lover—as socially sanctioned even if technically illegal.

Opposites
codification

unwritten lawwritten law

Enacted and recorded legislation

statutory law · statute · legislation · legal code · code

formality of legal authority

unwritten lawconstitutional law

Legal principles from founding documents

state law · legislative act

Family

lawyer, lawful, lawless, lawyers, unwritten, unwritten rules

Familiarity
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Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G