A friday which feels exactly like a monday. Monday-Fridays tend to be horrible in the way that you are extremely tired, with no sense of pending freedom.
"Oh man today is going so slow!" Hunter said "That's just cause it's a monday-friday" I replied
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."