noun
Something that happens by chance, especially an unfortunate event; an accident, a disaster.
A person suffering from injuries or who has been killed due to an accident or through an act of violence.
(proscribed) Specifically, a person who has been killed (not only injured) due to an accident or through an act of violence; a fatality.
(military) A person in military service who becomes unavailable for duty, for any reason (notably death, injury, illness, capture, or desertion).
(British) Clipping of casualty department: the accident and emergency department of a hospital providing immediate treatment.
An incidental charge or payment.
Someone or something adversely affected by a decision, event or situation.
(obsolete) Chance nature; randomness.