queer (someone's) pitch
idiom
variants:
or queer the pitch
Definition of queer (someone's) pitch
British, informal
: to spoil or ruin something planned, arranged, or attempted
The idea appears to be to target perceived 'luxury' goods, while not queering the pitch for exporters. — Hindu Business Line As I'm no authority on period comedy, I answered rather cautiously so as not to queer your pitch …— Stephen Haggard
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