(a.) Making a beat without recoil; giving indications by a single beat or excursion; -- said of galvanometers and other instruments in which the needle or index moves to the extent of its deflection and stops with little or no further oscillation.

beat beat up beaten bleary bone-weary bushed dead dead-and-alive dead-tired deadbeat depleted dog-tired dog-weary done done in done up drained exhausted fagged out far-gone gone knocked out played out pooped pooped out prostrate ready to drop spent tired out tired to death tuckered out used up washed-out washed-up weary unto death whacked wiped out worn-out