parlayParlay Calculator: Bet Slip, Expected Winnings, $ 0.00, Expected Payout, $ 0.00, Parlay Odds, Parlay Leg 1, Parlay Leg 2, Create Wager, Only American OddsLearn the meaning of parlay, a verb that means to use or develop something to make more money or success. See how to use it in sentences and how to say it in different languages.