legem poneyoudaoicibaDictYouDict[legem pone 词源字典]
"payment of money, cash down," 1570s, from first two words of the fifth division of Psalm cxix, which begins the psalms at Matins on the 25th of the month; consequently associated with March 25, a quarter day in the old financial calendar, when payments and debts came due.[legem pone etymology, legem pone origin, 英语词源]