parlay UK /ˈpɑːleɪ/US /ˈpɑɹˌleɪ/verb 3noun 1forms 3 verb3 •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.Shall we parlay the value of our products? •To convert (a situation, thing, etc.) into something better.[Oliver] Stone's vision, to decode the top secret message hidden in the CIA archives, parlays conspiracy theory onto screen memory, and as he clearly hopes, into history. — 1994 noun1 •A bet or series of bets where the stake and winnings are cumulatively carried forward; an accumulator. formsparlayed · parlaying · parlays