This
database is a comprehensive collection of all the American idioms and slang available.
American Idioms are many and varied. We hope you enjoy our collection. We are adding more all the time.
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When I ask you if you settled that dispute with the IRS, I am not just trying to bust your balls. I am trying to help. There is a way to castrate a calf, instead of cutting off the Testicles you break them. To "bust your balls" is to turn them from a bull into a steer. Properly directed harassment can have a similar effect on humans.