from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A judge; one who pronounces sentence or doom.
- n. A judge on the Isle of Man.
from the GNU version of the Collaborative International Dictionary of English
- n. A judge in the Isle of Man who decides controversies without process.
from The Century Dictionary and Cyclopedia
- n. A judge; one who pronounces sentence or doom; specifically, the title of two judges in the Isle of Man who act as the chief justices of the island, the one presiding over the northern, the other over the southern, division. Compare doomster.
From Middle English demester, demster, equivalent to deem (“to judge”) + -ster. (Wiktionary)