- spoil somebody's chance of doing something.
- Making a deed more difficult for someone
- secret or malicious attempt to not letting someone do what they can
- Spoil someone's chances of success
- He queered my pitch by asking for promotion before I did.
- Justin queered his friend's pitch by proposing the girl his friend was going to propose to.
- In today's corporate world, people want to get ahead of one another by queering others' pitch. They do not believe in cooperation anymore.
- Jenny queered her sister's pitch by not hiding the appointment letter that came for her sister from the company she was selected in.
- A few Political parties try to queer on another's pitch by booth capturing during the time of elections.
This phrase, a British term came into existence as a slang during 19th-century. The pitch used in the phrase is referred to as the place where a street performer stationed themselves or the site of a market trader's stall. Queer' has been used as a act that means 'to spoil' since the early 19th century. These two put collectively give the meaning of this phrase. It was first recorded, in the 19th-century speech in London, in The Swell's Night Guide, in the year 1846.
"Nanty coming it on a pall, or wid cracking to queer a pitch."