Mō'dus, n.
n. [Lat. See MODE.]
Sense 1. (O. Law.) The arrangement or mode of expressing the terms of a contract or conveyance.
Sense 2. A qualification involving the idea of variation or departure from some general rule or form, in the way of either restriction or enlargement, according to the circumstances of the case, as in the will of a donor, an agreement between parties, and the like. Bracton.
Sense 3. A compensation or equivalent for tithes, expressed in full by the phrase modus decimandi. Blackstone.
They, from time immemorial, had paid a modus, or composition. Landor.