a. Obs. rare. [irreg. f. EFFRONTED, after words like affectuous, fatuous.] Characterized by effrontery.
a. 1734. North, Examen, III. vii. § 15 (1740), 543. That a Government should appear so weak as to suffer such an effrontuous Proceeding to run on to this Height.
Hence Effrontuously adv.