An acronym meaning End Your Fucking Life. Frequently used when "KYS" just isn't enough to get your point across.
James: LOL I just won some skins from csgo big, a well-worn statrak p250 sand dune! I'm fucking rich!
Martin: Honestly just ky--no---EYFL.
Martin: Honestly just ky--no---EYFL.
by LordThirdEye December 7, 2016
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