(politics) Equality for LGBTQ people.

smear the queer

(dated) Mentally unsound; odd; crazy.

(simile) Strange, odd, unusual. / (simile) Unusually camp, unusually homosexual.

(chiefly Britain, idiomatic) To make a task more difficult for someone.

(colloquial, dated, possibly offensive) Very queer: very unusual or strange.

Third-person singular simple present indicative form of queer someone's pitch

present participle of queer someone's pitch

(simile, colloquial, Yorkshire, Lancashire) Nothing is as strange as people can be; people can behave very oddly sometimes.