loss -- (something that is lost; "the car was a total loss"; "loss of livestock left the rancher bankrupt")
loss -- (gradual decline in amount or activity; "weight loss"; "a serious loss of business")
loss -- (the act of losing someone or something; "everyone expected him to win so his loss was a shock")
loss, deprivation -- (the disadvantage that results from losing something; "his loss of credibility led to his resignation"; "losing him is no great deprivation")
loss -- (the experience of losing a loved one; "he sympathized on the loss of their grandfather")
loss, red ink, red -- (the amount by which the cost of a business exceeds its revenue; "the company operated at a loss last year"; "the company operated in the red last year")
personnel casualty, loss -- (military personnel lost by death or capture)