Definitions of bench press on the Web: a weightlift in which you lie on your back on a bench and press weights upward a small punch press mounted on a workbench The bench press is a strength training exercise in which, while lying on his back, the person performing the bench press lowers a weight to the ... To press the weight of a barbell away from one's body while lying on a bench A bench that the weight lifter lays on their back and reaches up to grab a barbell that has weights on each end. They lift the barbell off of a stand that it is resting on and lower the bar to their chest and then they must lift the bar backup on the stand. ...