chimney-sweepers. Northumb.
·noun A <<Chimney>>. II. Lum ·noun A woody valley; also, a deep pool. III. Lum ·noun A ventilating...
Webster's Dictionary of the English Language
1) a woody valley. N. 2) the chimney of a cottage. Northumb. ...
A glossary of provincial and local words used in England by Francis Grose