Psoriasis: The most common skin disorder that also affects the joints, including the knees, is psoriasis. Although certainly not all patients with psoriasis will develop joint problems, psoriatic arthritis may cause knee pain and swelling. ...Read more.
Definition of accident. 1  1a : an unforeseen and unplanned event or circumstance Their meeting was an accident.b : lack of intention or necessity : chance They met by accident rather than by design.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  incident(Noun) An event or occurrence. 2  incident(Noun) A relatively minor event that is incidental to, or related to others. 3  incident(Noun) An event that may cause or causes an interruption or a crisis.  incident(Noun) In safety, an incident of workplace illness or injury.