- something blown down by the wind, as fruit from a tree
- any unexpected acquisition, gain, or stroke of good luck; specif., a gain of unexpected profit or earnings
- An example of a windfall is a tree that was uprooted in a hurricane.
- An example of a windfall is winning the lottery.
The definition of a windfall is something blown by wind, or unexpected good fortune.
- A sudden, unexpected piece of good fortune or financial gain.
- Something, such as a ripened fruit, that has been blown down by the wind.
Of or relating to a windfall: windfall profits.
- Once you have changed your mindset about the ways you can save money, you'll find a windfall of opportunities to do so.
- This is a great option if you have extra cash from a tax refund or other windfall.
- If one of the betrothed will be receiving an inheritance or other windfall in the future, he or she may wish to protect those assets as well, even if they are not yet something they're in possession of.
- If the email that appears to be a scam is from someone claiming to have sweepstakes winnings for you, or an inheritance or some other financial windfall you weren't expecting, use extreme caution.
- These programs were also a windfall for travel companies that could encourage customers to use a particular airline by offering coupons and extra miles.