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The female version of jack off: unassisted autoerotic stimulation.
Her boyfriend was out of town, so she got in the hot tub to jill off.
by Brown Sugar March 18, 2003
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The female phrase of to masturbate, otherwise known as the female version of to jack off.
She was so horny she had to jill off, and relieve her tension. The guys had such hot bodies at the gym that it made her want to jill.
by Chandler V. April 01, 2007
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When Jill go down her OWN hill...
She Jill-offs once a night before Jack cums tumbling after.
by TsarinaValya June 13, 2003
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The female version of popular slang term for masturbation... Coming from the popular nursery rhyme of Jack & Jill.
"I didn't meet any cute guys tonight, so I'm gonna go home & Jill-off"
by Sami Sparkle January 06, 2010
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