The top of a rounded hill; the head of a bank, or the most elevated part of a submarine shoal. [Perhaps derived from nowl, a provincialism for head.]
·noun The tolling of a bell; a knell. II. Knoll ·vi To sound, as a bell; to <<Knell>>. III. Knoll ...
Webster's Dictionary of the English Language
a little round hill, the top of a hill or mountain. N. ...
A glossary of provincial and local words used in England by Francis Grose