Nob

The head.
A king. A man of rank.
a person of high position, a “swell,” a nob leman,—of which word it may be an abbreviation, or of nobilisSee snob.
the head.—Pugilistic ; “bob a nob ,” a shilling a head. Ancient CantnebNob  is an early English word, and is used in the romance of Kynge Alinaunder  (thirteenth century) for a head; originally, no doubt, the same as knob.