noddle

1. (UK, informal) The head; the part of the body of an animal or human which contains the brain, mouth and main sense organs.Examples: "But being restored to the open aire, the cafe with him was little altred; for no roofe had he to hide his noddle in, or whither he might go to set up his rest, but in the streets under a bulk he should have been constrainted to have kenneld […]"UKinformal

2. (UK, informal) The head as the seat of mental capacity or intellect.Examples: "No doubt (said the Barber) but I wonder not so much at the Knights madnesse, as the Squires simplicity, that beleeves so in the Islands, and I think all the Art in the world will not drive that out of his noddle."; "Thus far the Poet; but his brains grow Addle, / And all the reſt is purely from this Noddle."; "Novv vvhat can have got into that precious noddle of thine, my dear brother Toby? cried my father, mentally."UKinformal

3. (obsolete) The back of the head; nape.Examples: "They muste absteine from ouer much slepe, and not to slepe in the day time, nor [upon] the noddle of the head […]"obsolete