\Horn"pipe`\, n. (Mus.)
(a) An instrument of music formerly popular in Wales,
    consisting of a wooden pipe, with holes at intervals. It
    was so called because the bell at the open end was
    sometimes made of horn.
(b) A lively tune played on a hornpipe, for dancing; a tune
    adapted for such playing.
          Many a hornpipe he tuned to his Phyllis. --Sir W.
                                               Raleigh.
(c) A dance performed, usually by one person, to such a tune,
    and popular among sailors.