WARBLE

I. noun see: whirl Date: 14th century a melodious succession of low pleasing sounds, a musical trill, the action of warbling, II. verb (~d; warbling) Date: 14th century intransitive verb to sing in a trilling manner or with many turns and variations, to become sounded with trills, quavers, and rapid modulations in pitch, sing , transitive verb to render with turns, runs, or rapid modulations ; trill , III. noun Etymology: perhaps of Scandinavian origin; akin to obsolete Swedish varbulde boil, from var pus + bulde swelling Date: circa 1585 a swelling under the skin especially of the back of cattle, horses, and wild mammals caused by infestation with maggots of a botfly or ~ fly, the maggot of a ~ fly, ~d adjective