A professional "middle-ground seeker" who display his/her cute legs during yackety-yack sessions intended to settle disagreements, create mutually-palatable business-deals, etc.
Two well-known examples of kneegotiators were Daisy Duke and Pocahontas, although in both of their cases, they went a lot farther than just having "petite" pant-legs --- Catherine Bach's character wore her famous nearly-butt-baring cut-offs while persuading the Hazzard-County officials to go easier on her uncle and cousins, and the historic Native-beauty chick would actually show up stark-naked when she went to assist the colonists or hold diplomatic talks with them.
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."
A tight, tangled knot of loose hair and lint that forms inside clothing during the clothes dryer cycle. It typically hides inside garments, causing an annoying lump or a phantom tickling sensation against the skin until it is found or falls out onto the floor during folding.
I was folding my clothes and a huge hair spider fell out onto my hand