Jastrow: אוֹפְנָא

אוֹפְנָא ch. = אוֹפֶן. turn, interpretation, qualification. Y. Dem. VI, 25ᵇ bot. א׳ לית לון א׳ לית לסתמא we do not recognize an interpretation (of an agreement, so as to say, נעשה כאומר וכ׳ ‘it means as though they had said—’); no qualification is admissible for an unqualified agreement.