The noun loss has 8 senses (first 8 from tagged texts)
1. (315) loss -- (the act of losing; "everyone expected him to win so his loss was a shock")
2. (276) loss -- (something that is lost; "the car was a total loss"; "loss of livestock left the rancher bankrupt")
3. (206) 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")
4. (57) loss -- (gradual decline in amount or activity; "weight loss"; "a serious loss of business")
5. (20) loss, deprivation -- (the disadvantage that results from losing something; "his loss of credibility led to his resignation"; "losing him is no great deprivation")
6. (15) personnel casualty, loss -- (military personnel lost by death or capture)
7. (15) loss -- (the experience of losing a loved one; "he sympathized on the loss of their grandfather")
8. (8) passing, loss, departure, exit, expiration, going, release -- (euphemistic expressions for death; "thousands mourned his passing")