[car.ol] n [ME carole, fr. MF, modif. of LL choraula choral song, fr. L, choral accompanist, fr. Gk choraules, fr. choros chorus + aulein to play a reed instrument, fr. aulos, a reed instrument--more at alveolus] (14c) 1: an old round dance with singing
2: a song of joy or mirth "the ~ of a bird --Lord Byron"
3: a popular song or ballad of religious joy
[2]carol vb -oled or -olled ; -ol.ing or -ol.ling vi (14c) 1: to sing esp. in a joyful manner
2: to sing carols; specif: to go about outdoors in a group singing Christmas carols ~ vt 1: to praise in or as if in song
2: to sing esp. in a cheerful manner: warble -- car.ol.er or car.ol.ler n