silf

Sister, I'd like to fuck (you like a wild animal)

Silf is the shit.

by Big Tool December 25, 2003

SILF

1- Literally: Sammich I'd Like to Fuck

2- A sandwich so delectibly delicious that you'd like to first have your way with it before its yummy is in your tummy.

Man! I fucking need a SILF! We gotta go pick us up a pair of SILFs on our lunch hour today, Derek!

by PopFree Monkey February 8, 2007

silf

acronym for sister i'd like to fuck. derived from milf another acronym this time for mother id like to fuck.

damn phil's sister is a fucking silf

by Allay June 17, 2004

SILF

Slut I Like to Fuck

She looks awesome. She's SILF definately!

by Cuntslapdiver July 5, 2010

SILF

sister I'd like to fuck, <wink> jeff webb's sister <wink>

SILF, I love SILFS

by winkleman March 17, 2004

SILF

S.I.L.F. Son I'd Like To Fuck.

Mother - "George, isn't our handsome son developing into such a SILF?"

Father - "I have a SILF and I'd like to stick my fat cock into his eager son-ass and ride him hard all night."

by Architect of Desire May 14, 2008

SILF

Student I'd like to fuck.
Used by teachers/professors.

Teacher 1: Did you see ____ today?

Teacher 2: Yeah.
Teacher 1: Daaamn, she's a SILF!

by cmarchieyo. May 16, 2010