a musical style combining the blues and swing
noun 1. a heavy leather boot originally designed for wear by paratroopers.
noun, Movies. 1. an abrupt break in the continuity of a scene created by editing out part of a shot or scene.
noun 1. a timepiece dial in which the numbers are seen through apertures.
noun, Mathematics. 1. a discontinuity of a function at a point where the function has finite, but unequal, limits as the independent variable approaches the point from the left and from the right. Compare (def 52).