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).
[juhmp] /dʒʌmp/ verb (used without object) 1. to spring clear of the ground or other support by a sudden muscular effort; leap: to jump into the air; to jump out a window. 2. to rise suddenly or quickly: He jumped from his seat when she entered. 3. to move or jerk suddenly, as from surprise […]