a unit of measurement; used to indicate a very small distance as related to the small hairs that can grow on a man's dick; used mainly as a construction term.
Hey Bill, how far are we off on that last cut? We were off by just about a cock hair.
Pubic hair and blanket fuzz that blows around inside jail.
Did you hear Jays’ snoring get interrupted last night? He didn’t block the space under his cell door and got a cock hair tumble weed stuck in his neck.
A small piece of information. Derived from the word ken, used often in the scottish language and is synonymous with knowledge.
Person 1: "Hey I don't get this shit. How do you solve this problem?"
Person 2: "I got that one. Give me some kenlets on this assignment and I'll help you w/ that one."