1 býsna
að, to portend, bode; þetta býsnar tjón ok sorg, Karl. 492; the proverb, býsna skal til batnaðar, i. e. things must be worse before they are better, Old Engl. ‘when bale is highest, bote is nighest,’ Fms. v. 199, (spelt bisna, O. H. L.); er býsna skal at betr verði, x. 261.