breakage

noun

1. 1

   The act of breaking.

2. 2

   Something that has been broken.

   “At the end of the party, there were two reported breakages.”

3. 3

   A service which is unused by a customer, such as an unredeemed gift card, which therefore represents a pure profit to the seller.

4. 4

   The left-over money in a parimutuel betting pool resulting from rounding off the payoffs, added to the pool for the next race or event or kept as profit.