The string that hangs off the IUD (form of contraception) inside the woman's vagina
Man, I was deep inside this chick last night and I could feel the bareback knob tickler stroking on my cock with each pump
Word used to describe a female who makes your penis move in an extremely sexual way.
William: "Did you go to that party last night?"
Sebastian: "Yeahhh man! Did you see Beatrix? What a Knob Twitch!!!"
The process in which you open the door to the toilet after using it without washing your hands!
Wow, did you see that bloke? He just did a knob hand door touch! Be careful
Frothy cum on the tip of an aroused penis
This conversation has caused me a bit of a knob lather.
An overly hairy dick, extending all the way to the knob.
Did you see that guy?? Full Hobbit Knob.