0 a situation in which an employer orders someone to leave their job, when there is not a good reason to do so: --
a claim for/a case for/an allegation of unfair dismissal After winning a case for unfair dismissal, he went on to become an employment lawyer.
claim (for)/sue for/complain of unfair dismissal You may be able to claim for unfair dismissal if your actions were the result of provocation.
She decided to launch proceedings for unfair dismissal against her former employer.