dead·beat /ˈdɛdˌbit/
(a.)速示的,不振盪的,非週期的,非調諧的
dead beat dead·beat a loafer, sponger, or swindler; especially, one who does not pay his debts. Same as Beat, n., 7. [Low, U.S.]
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Dead·beat a. Physics 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.
Deadbeat escapement. See under Escapement.
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deadbeat
n : someone who fails to meet a financial obligation [syn: defaulter]