† aˈvowre,v.Obs. [Only in loc. cit., where it seems to be a mistaken use of the Fr. infinitive avouer, or extension of the synonymy of avow and avowern. to the vb.] To vow, devote. a1560Phaër æneid viii. (1573) X iv, O Juno most of powre! Euen all to thee he kild, and on thine altars did auowre.