The process of beating/batting ones self off, in form of male masturbation to orgasm. Performed in order to commence a nap which may last from early afternoon to late evening.
"Can't wait to get home from work and have a Batnap!"
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."