From The Collaborative International Dictionary of English v.0.48 :
losses \losses\ n. something lost, especially money lost at gambling. Inverse of winnings. Syn: losings. [WordNet 1.5]From WordNet (r) 3.0 (2006) :
losses n 1: something lost (especially money lost at gambling) [syn: losings, losses] [ant: profits, win, winnings]