silf

Sandwich I'd Like To Fuck

That sub at Quizno's is a SILF.

by Freakinhuge May 17, 2006

silf

sex i'd like to forget

dude, shack had some serious silf last night. He's still pissed off

by i banged your mom December 9, 2008

SILF

Sister id like to fuck. Your best friends sister that you just wanna fuck like a horny dog until she cant take any more

dude, your sisters such a silf. I rode her all last nite

by silfassfucker January 10, 2009

SILF

A person's sister you will like to fuck

I told my friend he had a silf

by ApocalypticaX November 1, 2009

silf

Sheep I'd Like To Fuck

Commonly Used in Wales

Welsh Farmer: oh, thats a mighty fine sheep
Welsh Farmer b: yes it is a silf.

by ROBERT SAVAGE July 8, 2006

silf

Sissy I'd Like To Fuck, S.I.L.F

"Damn, that is one SILF I would like to fuck."

by ChriT January 12, 2017

silf

sister i'd like to fuck

(same concept as milf)

that silf lives in your house?!?

by Spyder January 5, 2003