- lex et consuetude parliamenti
- /leks et konswat(y)uwdow parl(y)amentay/The law and custom (or usage) of parliament. The houses of parliament constitute a court not only of legislation, but also of justice, and have their own rules, by which the court itself and the suitors therein are governed
Black's law dictionary. HENRY CAMPBELL BLACK, M. A.. 1990.