1. Someone who is nub in the head. Somewhat like n00b, but taken a step farther. A nubhead is a permanent n00b who cannot rid themselves of thier nubheaded n00bness.
2. Someone who has a nub, or a stubby penis, for a head.
Dude, you're a fucking nubhead. You don't pork fat chicks. Ever.
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."