In Kentucky, round hills or knolls are called knobs.
Approaching Galena, the country becomes still more broken and rocky, until at last a few short hills, here called knobs, indicate our approach to Fever River.--Hoffman, Winter in the West, p. 303.
·noun ·see <<Knop>>. II. Knob ·noun A rounded hill or mountain; as, the Pilot Knob. III. Knob ·vi ...
Webster's Dictionary of the English Language
The head. See nob. ...
Dictionary of The Vulgar Tongue by Francis Grose
, or knobbe. An officer; perhaps from the Scotch term knabbie, the lower class of gentry. ...
The Sailor's Word-Book