queer somebody’s pitch | queer the pitch (for somebody)idiomPart ofpitchqueer somebody’s pitch | queer the pitch (for somebody)queer somebody’s pitch | queer the pitch (for somebody) — idiomidiom1. To cause someone's plans to fail or to ruin their chances of success.1.idiomDefinitionTo cause someone's plans to fail or to ruin their chances of success.ExampleHis late arrival queered the pitch for our presentation.Don't queer my pitch by telling the boss about my mistake.