to bet or gamble (an original amount and its winnings) on a subsequent race, contest, etc.
2.
Informal. to use (one's money, talent, or other assets) to achieve a desired objective, as spectacular wealth or success: He parlayed a modest inheritance into a fortune.
–noun
3.
a bet of an original sum and the subsequent winnings.
Origin: 1820–30, Americanism; alter. of earlier paroli < F < Neapolitan It, pl. of parolo, perh. deriv. of paro equal < L pār;see pair
To bet (an original wager and its winnings) on a subsequent event.
To maneuver (an asset) to great advantage: parlayed some small investments into a large fortune.
n. A bet comprising the sum of a prior wager plus its winnings or a series of bets made in such a manner.
[Alteration of paroli, staking of double the sum staked before in faro, from French, from obsolete Italian, probably from Italian parare, to place a bet, from Latin parāre, to prepare; see pare.]
[pahr-ley, -lee] 
