A fork of Rural Dictionary
Someone that is such a dope fiend they ask to scrape your pipe and lick you empty dope baggies they pick their face when nothing is there and leave puss juices all over your mirror.
That bitch is a knack knack .
The knack is a rare condition characterized by an extreme intuition of all things mechanical and electrical and utter social ineptitude.
Doctor: I'm afraid your son has "The knack"
Mother: Can he lead a normal life??
Doctor: No. He'll be an engineer.
Mother: Oh no...
Doctor: There there.
it is the act of grinding the opposite sex .
for upmost pleasure and excitement.
Person 1: Guy what are you going to do to your girl in Destroy Dick December
Person 2: I'm going to be Knacking her