In old English law. A pound; also a sum of money equal to a pound sterling. Libra arsa. A pound burned; that is, melted, or assayed by melting, to test its purity. Librw aria et pensatce, pounds burned and weighed. A frequent expression in Domesday. to denote the purer coin in which rents were paid. Spelman; Cowell. Libra nnmerata. A pound of money counted instead of being weighed. Spelman. Libra pensa. A pound of money by weight. It was usual in former days not only to sell the money, but to weigh it; because many cities, lords, and bishops, having their mints, coined money, and often very bad money, too, for which reason, though the pound consisted o$ 20 shillings, they weighed it Enc. Lond.