SILF(Sister I Liked To Fuck) typically can be a term used as a friend's hot sister or a girlfriend's sister
Jerry:man Victoria's older sister is a SILF man there are so many things I would do to that piece of ass. Marcus:dude I know and I'm Victoria's study partner for physics and all I do is stare at her sister the whole time.
by Mayorofpoundtown February 22, 2014
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She's a total SILF
by TJ34 September 9, 2017
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Acronym for Student I’d Like to Fuck
Mary’s tits were spilling out of her blouse, so I made up a reason to have her stay after class. Jesus Christ, what a SILF!
by Sgt. Ponysauce March 21, 2018
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"Mann your sister is such a silf"
"what the fuck shes my sister"
by Jocelyn the Helicopter June 4, 2021
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Scarf I'd Like to Fuck
when you see a woman wearing a pretty scarf and you like the look of the scarf so much you want to take it home, have sex with it and ejaculate into or over the scarf
"did you see that blonde woman wearing the red and white polka dot scarf ?"
"that's definitely a SILF!"
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Shrubbery_Queen is such a SILF
by StayingAlive May 5, 2020
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Sister I’d Like To Fuck.

Basically Addison Rae.
John:”Bro Addison Rae is so hot!!”
Max:”Yeah bro she’s a bad SILF”
John:”What the fuck is SILF?”
Max:”Sister I’d Like To Fuck”
by MikeOxlong_v2 May 24, 2020
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