English

Noun

dumble ‎(plural dumbles)

1. (Britain, dialectal) A dale with a stream.
   • 1859 John Blenkarn, British timber trees: a practical treatise on the raising, management, and value of British timber, G. Routledge, page 110:

     When a stream runs in a deep dell, particularly in clay districts, the steep banks and stream form what are called a “dumble” in Nottinghamshire.

   • 1999 Paul A. Biggs & Sandra Biggs, Best Tea Shop Walks in Nottinghamshire, Sigma Leisure, page 106:

     Lambley is famous for its ‘dumbles.’ A dumble being a local name for a shallow dale with a stream. D.H. Lawrence is reputed to have enjoyed walking the Lambley Dumbles.

2. (slang) A stupid person.