#1 usance n. the period of time permitted by commercial usage for the payment of a bill of exchange (especially a foreign bill of exchange). wn
#2 usance n. [consumption, economic consumption, use, use of goods and services] (economics) the utilization of economic goods to satisfy needs or in manufacturing; "the consumption of energy has increased steadily". wn
#3 usance n. [custom, usage] accepted or habitual practice. wn
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