Commonly used on IRC, represents the greeting "hi to you". Words are usually jumbled to save typing time, "hai 2 u", hai being a geeklike form of hi, 2 being short for to and u being short for you.
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."