(1) - Spendthrift (a.) Prodigal; extravagant; wasteful. (2) - Spendthrift (n.) One who spends money profusely or improvidently; a prodigal; one who lavishes or wastes his estate. Also used figuratively.
(1) - Spent (a.) Exhausted of spawn or sperm; -- said especially of fishes. (2) - Spent (a.) Exhausted; worn out; having lost energy or motive force. (3) - Spent (imp. & p. p.) of Spend