DSL - SND1   PIBROCH, n. Also pibr(o)ugh (Abd. 1790 A. Shirrefs Poems Gl.), pibrach, peebruch, -broch. The classical or ``big'' music of the Scottish bagpipe, a piece of pipe-music consisting of a theme, the URLAR, and a series of variations, often extempore, arranged in a regular pattern or sequence (see quots.). Gen.Sc. Sometimes loosely used of pipe music in gen., and erron. of the instrument itself. Also fig. Comb. ¶pibroch-reed, the reed of a bagpipe, a bagpipe. ['pibrOx]
    *Sc. a.1719 Ramsay Ever Green II. 256:
    Quhyle, playand Pibrochs, Minstralls meit Afore him stately strade.
    *Sc. 1757 Smollett Reprisal i. ii.:
    Donald, ye may gang and entertain her with a pibroch of Macreemon's composition.
    *Sc. 1761 Magopico 39:
    He breaks your rest with a jigg, and rushes on you with all the martial strains of a peebruch.
    *Edb. 1773 Fergusson Poems (S.T.S.) II. 38:
    At glomin now the bagpipe's dumb, . . . Sae sweetly as it wont to bum, And Pibruchs skreed.
    *Sc. 1784 P. Macdonald Highl. Airs 13:
    A pibrach, or cruineachadh, still rouzes the native Highlander, in the same way that the sound of the trumpet does the war-horse.
    *Ayr. 1787 Burns Amang the Trees i.:
    `Twas Pibroch, Sang, Strathspeys and Reels.
    *Sc. 1810 Scott Lady of Lake ii. xx.:
    Proudly our pibroch has thrill'd in Glen Fruin.
    *Edb. 1821 W. Liddle Poems 299:
    I'd rather be a highland laird, To play upon a pibroch reed, Than be a prince.
    *Sc. 1886 Stevenson Kidnapped xxv.:
    Robin only held out his hand as if to ask for silence, and struck into the slow measure of a pibroch.
    *Sc. 1901 W. L. Manson Highl. Bagpipe 79:
    Pibroch . . . The word does not, properly speaking, denote any class of tune --- it means pipe-playing --- but it is generally applied to a class which in itself includes three classes --- the cruinneachadh or gathering, the cumhadh or lament, and the failte or salute.
    *Sc. 1935 Times (12 Sept.):
    There is this in common with almost all pibroch tunes: they are very old, and the ground or theme is played slowly and deliberately.
    *Sc. 1960 A. Baines Bagpipes 116:
    The traditional repertoire of variations (piobaireachd, ``pibroch'') and dances (reels, strathspeys) which are still the main solo items at piping competitions.
    *Sc. 1963 Scotsman (16 Nov.) Suppl. 3:
    He is an authority on piping with an extensive knowledge of pibroch.

    [Gael. pìobaireachd, piping, playing on the pìob or bagpipe.]