{ Biest″ings, Beest″ings } (�), n. pl. [OE. bestynge, AS. bȳsting, fr. bȳst, beost; akin to D. biest, OHG. biost, G. biest; of unknown origin.] The first milk given by a cow after calving. B. Jonson.
The thick and curdy milk... commonly called biestings.
Newton. (1574).