silf 

Smurf I'd like to fuck.

"Hey Partel, see that fit smurf over there?"
"oh yeah that's a real silf"

silf by smurfdoctor May 28, 2009

SILF 

Stand I'd Like to Fuck

"—Gold Experience is definitely a SILF
— Ur horny, go to sleep"

SILF by Feasia October 15, 2020

Silf 

Sister or Sister in-law I'd like to fuck

Hey Brandt, your Sisterin-law is a SILF!

Silf by Achilles2009 April 16, 2009

silf 

Skull I'd like to fuck

Paris Hilton is such a SILF!

silf by persnickety twit January 14, 2005

SILF 

Scholar I'd Like to Fuck

Chuck: "Hey bro, have you googled Nina Hachigian? She is such a SILF!"

SILF by Charlwagle February 9, 2009

SILF 

A sister you would like to have sexual intercourse with. Usually goes by the name Danielle or something close to that. Usually has one brother.

Stuart- Woah! his sister is such a silf by the way!!!

SILF by Roycropperfan999 December 24, 2010

silf 

Swimmer I'd like to fuck

Amanda Beard
I heard Amanda's posing nude in Playboy, what a SILF!!!

silf by Rich Vaccaro July 22, 2007