The coconut chocolate at the back of the box, the one you leave at the supermarket, wilfs are depressing creatures destined to live lives of rejection and being shunned by society .
Olivia: "Have you seenLuke around?"
Jess: "Nah, he's a bit of a wilf."
Like a Milf, but for witches.
There are in fact quite a large number of these:
Sabrina the teenage Witch Nicole Kidman in Bewitched
Witch of the East in Wizard of Oz
Willow in Buffy...
Surfing the web aimlessly, or going off on a tangent whilst looking for something else on the web. Possibly a form of new-age procrastination/distraction.
This is why I am on this website, I have just stumbled across it whilst casually wilf-ing as i have nothing better to do/am avoiding work etc.
Person 1: Damn that bitch has a nice big ass.
Person 2: I think she is married.
Person 1: She is a WILF. I would fuck her so hard and fast, and won't pull out even after I cum.