a bitter pill (for somebody) (to swallow)idiomPart ofbittera bitter pill (for somebody) (to swallow)a bitter pill (for somebody) (to swallow) — idiomidiom1. Something that is very hard to accept or deal with.1.idiomDefinitionSomething that is very hard to accept or deal with.ExampleLosing the championship was a bitter pill for the team to swallow.For Sara, failing the exam was a bitter pill to swallow.