n a dull stupid fatuous person n an abrupt spasmodic movement n (mechanics) the rate of change of acceleration n meat (especially beef) cut in strips and dried in the sun n raising a weight from shoulder height to above the head by straightening the arms n a sudden abrupt pull v pull, or move with a sudden movement v move with abrupt, seemingly uncontrolled motions v make an uncontrolled, short, jerky motion v jump vertically, with legs stiff and back arched v throw or toss with a quick motion