Definition of A Communi Observantia Non Est Recedendum | OpenJurist

Definitions from Black's Law Dictionary: 2nd Edition and Ballentine's Law Dictionary as are available for each term in each dictionary.

A communi observantia non est recedendum

Ballentine's Law Dictionary

Definition:
From common observance there should be no departure.
A communi observantia non est recedendum

Black's Law Dictionary: 2nd Edition

Definition:
From common observance there should be no departure; there must be no departure from common usage. 2 Coke, 74; Co. Litt. 186a, 229b, 365a; Wing. Max. 752, max. 203. A maxim applied to the practice of the courts, to the ancient and established forms of pleading and conveyancing, and to professional usage generally. Id. 752-755. Lord Coke applies it to common professional opinion. Co. Litt. 186a, 364b.