Uncertainty

Is where a deed or will is so obscure and confused that the judges can make nothing of it, which sometimes occurs in wills made by testar tors without legal advice. Any disposition or conveyance to which it is impossible to affix a meaning is said to be void for uncertainty. standing alone, often stood for the twelfth part of an as, or pound. See Bouvier; Burrill. Uncia agri; uncia terrse. These phrases often occur in the charters of the British kings, and signify some measure or quantity of land. It is said to have been the quantity of twelve modii; each modius being possibly one hundred feet square. (Man. Angl. lii. 198.) Jacob.