When a man tucks his dick between his legs and a person initiates a blowjob from behind. Inspired the by "The Silence of the Lambs" when Buffalo Bill tucks his package between his legs.
Jeffrey thought it would be funny to try to get his girlfriend to give him a Buffalo Billjob after they watched The Silence of the Lambs.
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."