"Unjust dismissal" refers to being fired from a job in an unfair or wrongful manner. It means losing your job without any valid or reasonable cause, which may involve violation of employment laws or unfair treatment by the employer. Full definition
Also, an employer can (and should) insist on a release of all claims, including unjust dismissal, as part of a negotiated severance package. (ropergreyell.com)
Snyder says in having sustained the lower court's decision, the court by implication agrees there are three types of unjust dismissal complaints that can be asserted by an employee that can be referred to an adjudicator for disposition. (canadianlawyermag.com)
Wilson was offered a severance package, but chose instead to file a complaint of unjust dismissal under the Canada Labour Code (the Code). (torys.com)