a. [ F. ] (Art) Marked with squares, generally by thin lines crossing at right angles and at equal intervals; as, quadrillé paper, or plotting paper. [ Webster 1913 Suppl. ]

n. [ F. quadrille, n. fem., fr. Sp. cuadrilla meeting of four or more persons or It. quadriglia a band of soldiers, a sort of dance; dim. fr. L. quadra a square, fr. quattuor four. See Quadrate. ] 1. A dance having five figures, in common time, four couples of dancers being in each set. [ 1913 Webster ]

2. The appropriate music for a quadrille. [ 1913 Webster ]

n. [ F. quadrille, n. masc., cf. It. quadriglio; or perhaps from the Spanish. See Quadrille a dance. ] A game played by four persons with forty cards, being the remainder of an ordinary pack after the tens, nines, and eights are discarded. Hoyle. [ 1913 Webster ]