To swarlie: to have oral sex with a family member.
Dave and his father enjoyed to swarlie in their basement
by 4n0nym0u5.987 December 19, 2016
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A gnarly swarly is when a female has strong head game, that takes your soul right out of your body.
YO THAT GIRL JUST GAVE ME A GNARLY SWARLY.
by GNARLY November 26, 2018
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