Sentence examples for the worst case from inspiring English sources

"the worst case" is correct and can be used in written English.
It is typically used to describe a scenario or outcome that is perceived as being the most negative or undesirable. This phrase can be used in various situations, such as discussing potential consequences, evaluating risks, or comparing options. Example: "In the worst case, if we do not meet our sales targets, we may have to lay off some employees."