FK

Basically, fuck means the same thing as FK or shit, it is an affectionate word for describing someone you love and care about.

I miss my sweet little fk.

fk

fuck knot

Wow, look at the fk on the back of your head. It looks like you have three paddle dreads or a bird's nest. Omg, check out the piece of gum in my chest hair. I guess I got one too.

Fuck Knot

Tangled hairdo

She has a little fuck knot going on there.