1) A person that smacks cocks. 2) A term used to comment on male's mastabatory habit. 3) An insult one uses against people that cause harm or discomfort.
Jim: Dude, did you you know Dave smacks his cock when he masturbates? Bob: What?!? I didn't know he was a cock smacker!
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."