Plural cases Britannica Dictionary definition of CASE one [count] : a scenario or incidence that is definitely an instance or illustration of a thing that was genuine in all 3 cases illustration (relatively official) a Tale, an event or an instance that Plainly shows the truth about one thing: In https://simonfwlrn.tribunablog.com/the-smart-trick-of-hbr-case-solution-that-no-one-is-discussing-50546352