A verb. Used to denote someone who is very loose with their sexuality and spreads their legs easier than the creamy version of the peanut butter which shares the same name

May proceed words like Super, Mega, and Ultra to emphasize
severity of Slutitude
Holy damn...Stevin and Lauren are being wicked jiffy tonight to get over those British twins they lost to finals....
by Stevren December 22, 2011
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A short unspecified quantity of time.
"Before I entered her with my unkept fleshy geoffrey, I assured her I would be done in a jiffy"
by TheRealSampy May 29, 2016
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Really short period of time.

(Unlike TTTM has mentioned as ranging from 1/1000th of a second to 5 minutes.) TTTM, 5 minutes are called 5 MINUTES, not jiffy. May be 5 minutes are jiffy for your age, but certainly its not the definition.
by RikSandy May 8, 2009
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A very quick handjob.
Hey Rachel, I got lacrosse practice in 15 minutes. Can I get a jiffy before I head out?
by Snail man March 25, 2011
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a term that refers to cocain.
ill be there in a jiffy, with a bag full of jiffy, and i ain't talkin bout peanutbutter either brother

Juelz Santana
by nickyP December 2, 2006
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A term used to decribe a girl who is a whore!!! "jiffy" her legs spread way to easy!!! shes do anyone!!! like the peanut butter!!
tiff is such a jiffy at the local bar!!! everyones had a turn!!
by ursturely June 29, 2011
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