Definitions
1.VerbTo carry forward the stake and winnings from a bet on to a subsequent wager or series of wagers. .mw-parser-output .defdate{font-size:smaller}
2.VerbTo increase (an asset, money, etc.) by gambling or investing in a daring manner."Shall we parlay the value of our products?"
3.VerbTo convert (a situation, thing, etc.) into something better.
4.VerbAlternative spelling of parley (“to have a discussion, especially one between enemies”).
5.NounA bet or series of bets where the stake and winnings are cumulatively carried forward; an accumulator.