To reduce by destroying or consuming the vital powers of; to exhaust, as a country of its strength or resources, a treasury of money, etc.
To empty or unload, as the vessels of the human system, by bloodletting or by medicine.
To convert (a situation, thing, etc.) into something better.
To carry forward the stake and winnings from a bet on to a subsequent wager or series of wagers.
To increase (an asset, money, etc.) by gambling or investing in a daring manner.
A bet or series of bets where the stake and winnings are cumulatively carried forward; an accumulator.