The idiom "queer one's pitch" has its roots in 19th-century British slang, where "pitch" referred to the location or spot where a street vendor, performer, or beggar conducted their business. It is used to disrupt, interfere with, or sabotage someone's plans or activities.

What is the origin of the idiom "queer one's pitch" and when to use it?

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to [queer] {one's} pitch

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Definizione e significato di "queer one's pitch"in inglese

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