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1 definition by Josh Brown

1. pinky swear
an eternally binding promise (made by two people hooking their pinky thumbs together), which, if broken, will result in the culprit losing his or her pinky
"I pinky swore never to cover my mom's garden gnomes with carcinogens....I did and she cut off my pinky with a cleaver."
by Josh Brown May 10, 2005 add a video
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