Verb, the act of lubing up an athletic tube sock and inserting the male member for sexual stimulation. A sockfucker may choose to perform the act manually or may choose to have a partner stimulate the sock. Low Cut socks are disfavored except by short dicked individuals.
A horney male soldier in the field or on deployment that can/will not get sex from a female, and rolls up a sock nice and tight like a vagina and proceeds to have "relations" with it.
Sockface is a game you can play with your cat. To play sockface, you place a sock over the head of your cat, and watch the fun, and maybe take pictures if so inclined.
Rick: How'd you get all those scratces on your wrist, Wayne?
The sockfulloflove is an unfortunate sock belonging to an habitual masturbator, after a session with a poster or photo of the latest model or porn star (sometimes found by Mom when she collects the laundry).
Calling someone a slut; Implying that their pussy is loose after having sex with them...
Basically calling someone a sock full of lube and it being like a slut's pussy- since its loose. Insulting someone with a poor sense of humor.
"Dude, have you had sex with Kayla yet?"
"Yea, man...Shes such a Sockfuck!"