n. An administrative subdivision in northern English counties, developed under Norse influence, and corresponding to hundreds in the rest of England.
the GNU version of the Collaborative International Dictionary of English
n. In some northern counties of England, a division, or district, answering to the hundred in other counties. Yorkshire, Lincolnshire, and Nottinghamshire are divided into wapentakes, instead of hundreds.
The Century Dictionary and Cyclopedia
n. Formerly, in certain counties of northern, eastern, and midland England, a division or subdivision of a shire, generally corresponding to a hundred in other counties.
Word Usage
"As you seem to have intuited from your own research on your site, the exact meaning of wapentake is a little obscure."