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.
To take something small, that doesn't quite qualify as a theft. Probably from the Danish "skæv" or the Dutch "scheef", both of which are pronounced similarly, meaning "askew, or not quite right'. To change an item's ownership without permission, but only something small and of little worth.
"I skeefed an apple off the neighbor's tree." "I skeefed some chips outta your bag when you looked away." "Don't skeef my chair when I go to the bathroom."