loss (Noun) — Something that is lost. ex. "the car was a total loss" ex. "loss of livestock left the rancher bankrupt"
loss (Noun) — Gradual decline in amount or activity. ex. "weight loss" ex. "a serious loss of business"
loss (Noun) — The act of losing someone or something. ex. "everyone expected him to win so his loss was a shock"
loss (Noun) — The disadvantage that results from losing something. ex. "his loss of credibility led to his resignation"
loss (Noun) — The experience of losing a loved one. ex. "he sympathized on the loss of their grandfather"
loss (Noun) — The amount by which the cost of a business exceeds its revenue. ex. "the company operated at a loss last year"
loss (Noun) — (military) military personnel lost by death or capture.
loss (Noun) — A euphemistic expression for death. ex. "thousands mourned his loss"